1. You have a suitcase that can hold up to 23 kilograms. You are packing clothes and want to make sure you have space left over for a Playstation you plan to buy before your trip. If the Playstation weighs 3.75 kg, how many clothes can you pack?

2. Clothes + Playstation=Total weight x + 3.75 = 23 - 3.75 x = 19.25 kg Let x = amount of clothes

3. John is 3 years less than twice his sister’s age. If John is 11, how old is his sister?. What does the variable represent?

4. John’s age twice his sister’s age 3 years less than 11 = 2s2s- 3 Let s = sister’s age

5. Write equations for the following problems in your orange notebook!

6. Seven more than three times a number is 31

7. 7 + 3n = 31

8. The quotient of a number and 9 increased by 3 is -7

10. The width of a singles tennis court is 27 feet. This is one foot more than one-third of the length.

12. Joanne starts with $5 in her savings account and adds $10 every week. Write an expression with a variable that tells how much she will have in her account after n weeks.

14. How much will Joanne have in her savings account after 9 weeks?