1. Two Step Equations Real World PRoblems
PreAlgebra
Farris 2015

2. I can solve verbal problems by writing and solving two step equations.

3. Remember the Rules
What you do to one side of the equation- Do to the other side of the equation! Addition and Subtraction = opposite operations Multiplication and Division = opposite operations Combine like terms!

4. Words to Learn
Addition = sum, more than Subtraction = difference, less than Multiplication = product Division = quotient Equals = “is”

5. Solve Equation: How much will she need to save each month?
Shelia wants to buy a mountain bike for $180. She has already saved $60. For the next six months, she wants to save an equal amount each month in order to save the total amount.
Equation:
How much will she need to save each month?
6d + 60 = 180
$20 per month

6. Solve
In his DVD collection, Domingo has 8 more than twice as many animated movies as action movies. If he has 24 animated movies, how many action movies are in his collection?
Equation:
24 = 2n + 8
8 movies

7. Solve
Toa is building a door. The height of the door is 1 foot more than twice its width. If the door is 7 feet high, what is its width?
Equation:
2w + 1 = 7
3 ft

8. Get up and DANCE

9. Solve
You return a book that was 6 days overdue. Including previous unpaid balance of $0.90, your new balance is $ How much is the daily fine for an overdue book?
Equation:
6d = 2.40
$0.25

10. Solve
Tonya bought some fruit for $5 and 3 boxes of cereal and spent a total of $17. How much did she spend on 1 box of cereal?
Equation:
3n + 5 = 17
$4 per box

11. Solve
Mr. Carter is renting a car from an agency that charges $20 per day plus $0.15 per mile. He has a budget of $80 per day. What is the maximum numbers of miles he can drive each day?
Equation:
0.15m + 20 = 80
400 miles