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Warm Up The following student made mistakes with the following problem: 6 π₯+4 =3π₯β2. Identify the mistake(s).
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Homework
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CLT VOBS Flash Dance 4π₯β3+2π₯=2 9βπ=4+3π 6π‘+8=5βπ‘ 16πβ4=32+2π 16=π+3πβ2
6π€β9=5+8π€ β2π¦+3π¦β14=67 54=6πβ8π+2π CLT VOBS
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CLT VOBS Check It 4π₯β3+2π₯=2 9βπ=4+3π 6π‘+8=5βπ‘ 16πβ4=32+2π 16=π+3πβ2
6π€β9=5+8π€ β2π¦+3π¦β14=67 54=6πβ8π+2π CLT VOBS
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Divide the decimals ππΓ·π.ππ ππΓ·π.π ππΓ·π.π ππΓ·π.ππ
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Baseball jerseys Independently complete steps one and two
Check one and two with your partner
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Bill is going to order new jerseys for his baseball team
Bill is going to order new jerseys for his baseball team. The jerseys will have the team logo printed on the front. Bill asks 2 local companies to give him a price. 1. βPrint Itβ will charge $21.50 each for the jerseys. Write an equation to show the total cost of jerseys from βPrint Itβ. ____________________ 2. βTop Printβ has a setting up cost of $70 and then charges $18 for each jersey. Write an equation to show the total cost of jerseys from βTop Printβ. ____________________
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Baseball jerseys Work with your partner to complete three and four
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3. Use the two equations from questions 1 and 2 to figure out how many jerseys Bill would need to order for the price from βTop Printβ to the same as βPrint Itβ. Show your work. 4. Bill decides to order 30 jerseys. Which company is the better choice? How do you know? Show all steps to answer the question.
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Word problems Starbucks charges $3 to purchase a rewards card, but then a latte is only $π.ππ. A Dunkin Donuts rewards card costs $π, while a latte will only cost $π.ππ. Write an equation to represent each situation. Starbucks: Dunkin Donuts:
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Word problems If π₯ is the price of a computer, then π₯β130 is the price after a coupon is used. However, 0.63π₯ is the price after a 27% discount. Write an equation to represent each situation. Coupon: Discount:
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Exit Ticket Create an equation to represent each situation.
Ms. Smelly has 14 socks under her bed and continues to put 2 more there each day. Mr. Stinky already has hidden 4 socks, but puts 4 under his bed each day.
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warm Up Create an equation to represent each situation.
Ms. Smelly has 14 socks under her bed and continues to put 2 more there each day. Mr. Stinky already has hidden 4 socks, but puts 4 under his bed each day. Sir Bad Breath has 30 socks hidden under his bed, and his mom takes out 2 each day to wash.
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Homework Put in binder
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Word problems Starbucks charges $3 to purchase a rewards card, but then a latte is only $π.ππ. A Dunkin Donuts rewards card costs $π, while a latte will only cost $π.ππ. Write an equation to represent each situation. Starbucks: Dunkin Donuts:
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Word problems If π₯ is the price of a computer, then π₯β130 is the price after a coupon is used. However, 0.63π₯ is the price after a 27% discount. Write an equation to represent each situation. Coupon: Discount:
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Stations Equations 1. π=πβππ π=π.πππ 2. π=ππ π=π.πππ+ππ 3. π=πππ π=πππ+ππ 4. π=π+π.ππ π=π+π.πππ 5. π=π
βππ π=π.πππ
6. π=ππ+πππ π=ππ+πππ 7. π=ππ+ππ π=ππ+ππ 8. π=ππ+ππ π=ππ+ππ
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Word problems Starbucks charges $3 to purchase a rewards card, but then a latte is only $π.ππ. A Dunkin Donuts rewards card costs $π, while a latte will only cost $π.ππ. For how many lattes will the price at both coffee shops be the same?
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Word problems If π₯ is the price of a computer, then π₯β130 is the price after a coupon is used. However, 0.63π₯ is the price after a 27% discount. For what original price of the computer will both discounts be the same?
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Exit Ticket Solve to determine after how many days will Mr. Stinky and Ms. Smelly have the same number of socks under their bed. Ms. Smelly has 14 socks under her bed and continues to put 2 more there each day. Mr. Stinky already has hidden 4 socks, but puts 4 under his bed each day.
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Warm Up Write an equation to represent the situation. Then, determine the number of socks after 12 days. Ms. Smelly has 14 socks under her bed and continues to put 2 more there each day.
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Homework
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Word problems Starbucks charges $3 to purchase a rewards card, but then a latte is only $π.ππ. A Dunkin Donuts rewards card costs $π, while a latte will only cost $π.ππ. For how many lattes will the price at both coffee shops be the same? Which coffee shop is a better choice for someone who buys 14 lattes a month?
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Word problems If π₯ is the price of a computer, then π₯β130 is the price after a coupon is used. However, 0.63π₯ is the price after a 37% discount. For what original price of the computer will both discounts be the same? Which discount is better if the computer originally costs $400?
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Exit ticket For the following word problem, determine the two equations, then determine when the two companies will charge the same. Times News charges a $8 delivery fee and $2.50 per paper. Baltimore Sun charges $2 for delivery and $3.25 per newspaper.
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Problem #1 If π is the price of a calculator, then πβ18 is the price after a coupon is used. However, 0.85π is the price after a 15% discount. Write an equation to represent each situation. Coupon: Discount:
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Problem #1 If π is the price of a calculator, then πβ18 is the price after a coupon is used. However, 0.85π is the price after a 15% discount. a. For what original price will the sale price be the same, despite which discount is being used? b. If the price of the calculator is $ππ, is it better to use the coupon or the discount?
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Problem #2 A video store charges $8.00 to rent a video game. You must be a member to rent from the store, but the membership is free. A video game club in town charges only $3.50 per game, but membership in the club is $10 per month. Write an equation to represent each situation. Member: Non-Member:
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Problem #2 A video store charges $8.00 to rent a video game. You must be a member to rent from the store, but the membership is free. A video game club in town charges only $3.50 per game, but membership in the club is $10 per month. a. How many movies would you need to rent to so the monthly cost for each store is the same? b. Which is the better deal for someone who visits once a week for 4 weeks?
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Problem #3 A rock climbing gym charges nonmembers $24 for daily climbing, including equipment rental. Members pay a yearly fee of $450 for unlimited climbing and $6 per day for equipment rental. Write an equation to represent each situation. Member: Non-Member:
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Problem #3 A rock climbing gym charges nonmembers $24 for daily climbing, including equipment rental. Members pay a yearly fee of $450 for unlimited climbing and $6 per day for equipment rental. a. How many times must a person use the gym to justify becoming a member? b. Which would be the better deal for a person who goes to the gym 8 times a month? Explain your answer using mathematics.
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Problem #4 On Saturday, you bowled at Mar Vista Bowl, where renting shoes costs $2 and each game bowled is $3.50. On Sunday, you bowl at Pinz, where shoe rental is $5 and each game bowled is $3.25. Write an equation to represent each situation. Mar Vista Bowl: Pinz:
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Problem #4 On Saturday, you bowled at Mar Vista Bowl, where renting shoes costs $2 and each game bowled is $3.50. On Sunday, you bowl at Pinz, where shoe rental is $5 and each game bowled is $3.25. a. How many games would you need to play for the price to be the same at both locations? b. Which location would be better for someone who bowls 5 games in a day?
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Problem #5 Cassie is shopping for a dress for formal. If π
is the price of the dress, then π
βππ is the price of the dress after using a coupon. However, π.πππ
is the price of the dress after using a discount. Write an equation to represent each situation. Coupon: Discount:
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Problem #5 Cassie is shopping for a dress for formal. If π
is the price of the dress, then π
βππ is the price of the dress after using a coupon. However, π.πππ
is the price of the dress after using a discount. a. For what original price will the sale price be the same, despite which discount is being used? b. If the dress costs $ππ, is it better to use the coupon or the discount?
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Problem #6 FreshFace health club charges a $44 sign- up fee and $30 per month. HealthyU charges a $99 sign- up fee and $25 per month. Write an equation to represent each situation. FreshFace: HealthyU:
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Problem #6 FreshFace health club charges a $44 sign-up fee and $30 per month. HealthyU charges a $99 sign- up fee and $25 per month. a. How many months would a person need to visit a health club for the prices to be the same? b. Which health club is better for a person who plans to have a 13 month membership?
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Problem #7 A hairdresser is considering ordering a certain shampoo. Kurly Locks charges $4 per 8-oz bottle plus a $10 handling fee per order. Pin Str8 charges $3 per 8-oz bottle plus a $25 handling fee per order. Write an equation to represent each situation. Kurly Locks: Pin Str8:
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Problem #7 A hairdresser is considering ordering a certain shampoo. Kurly Locks charges $4 per 8-oz bottle plus a $10 handling fee per order. Pin Str8 charges $3 per 8-oz bottle plus a $25 handling fee per order. a. How many bottles must the hairdresser buy for the price to be the same for each company? b. Which company is better if the hairdresser purchases 40 bottles in one order?
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Problem #8 Tom and Maria are raising money for their school. Tom will raise $10 plus $5 for each sticker he sells. Maria will raise $20 plus $3 for each sticker she sells. Write an equation to represent each situation. Tom: Maria:
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Problem #8 Tom and Maria are raising money for their school. Tom will raise $10 plus $5 for each sticker he sells. Maria will raise $20 plus $3 for each sticker she sells. a. How many stickers will need to be sold for the two friends to have made the same amount of money? b. Which student will have more money fundraised after selling 23 stickers?
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Problem #1 If π is the price of a calculator, then πβ18 is the price after a coupon is used. However, 0.85π is the price after a 15% discount. Write an equation to represent each situation. Coupon: Discount: For what original price will the sale price be the same, despite which discount is being used? If the price of the calculator is $ππ, is it better to use the coupon or the discount?
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Problem #2 A video store charges $8.00 to rent a video game. You must be a member to rent from the store, but the membership is free. A video game club in town charges only $3.50 per game, but membership in the club is $10 per month. Write an equation to represent each situation. Member: Non-Member: How many movies would you need to rent to so the monthly cost for each store is the same? Which is the better deal for someone who visits once a week for 4 weeks?
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Problem #3 A rock climbing gym charges nonmembers for $16 per day to use the gym and $8 per day for equipment rental. Members pay a yearly fee of $450 for unlimited climbing and $6 per day for equipment rental. Write an equation to represent each situation. Member: Non-Member: How many times must a person use the gym to justify becoming a member? Which would be the better deal for a person who goes to the gym 8 times a month? Explain your answer using mathematics.
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Problem #4 On Saturday, you bowled at Mar Vista Bowl, where renting shoes costs $2 and each game bowled is $3.50. On Sunday, you bowl at Pinz, where shoe rental is $5 and each game bowled is $3.25. Write an equation to represent each situation. Mar Vista Bowl: Pinz: How many games would you need to play for the price to be the same at both locations? Which location would be better for someone who bowls 5 games in a day?
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Problem #5 Cassie is shopping for a dress for formal. If π
is the price of the dress, then π
βππ is the price of the dress after using a coupon. However, π.πππ
is the price of the dress after using a discount. Write an equation to represent each situation. Coupon: Discount: For what original price will the sale price be the same, despite which discount is being used? If the dress costs $ππ, is it better to use the coupon or the discount?
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Problem #6 FreshFace health club charges a $44 sign--βup fee and $30 per month. HealthyU charges a $99 sign--βup fee and $25 per month. Write an equation to represent each situation. FreshFace: HealthyU: How many months would a person need to visit a health club for the prices to be the same? Which health club is better for a person who plans to have a 13 month membership?
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Problem #7 A hairdresser is considering ordering a certain shampoo. Kurly Locks charges $4 per 8-oz bottle plus a $10 handling fee per order. Pin Str8 charges $3 per 8-oz bottle plus a $25 handling fee per order. Write an equation to represent each situation. Kurly Locks: Pin Str8: How many bottles must the hairdresser buy for the price to be the same for each company? Which company is better if the hairdresser purchases 40 bottles in one order?
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Problem #8 Tom and Maria are raising money for their school. Tom will raise $10 plus $5 for each sticker he sells. Maria will raise $20 plus $3 for each sticker she sells. Write an equation to represent each situation. Tom: Maria: How many stickers will need to be sold for the two friends to have made the same amount of money? Which student will have more money fundraised after selling 23 stickers?
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