2nd 9-Weeks Review 2

A pizza shop charges $12 per pizza and a delivery fee of $4.

Which equation represents the cost, c, for any number of pizzas, p?

• c = 4p + 12

• c = 12p + 4

• c = 16p

• p = 12 + 4 + c

Tonya purchased x wallet prints and y large prints for her senior pictures. Wallet prints cost $1 each and large prints cost $5. She spent a total of $55.

Write a linear function should to model this situation.

• 6x = 55

• x + 5y = 55

• y = 5x + 55

• 55x + 5y = 60

A car rental company charges $56 plus $0.30 per mile driven.

Write a linear function to model this situation.

• y = 56x + 0.30

• 56x + 0.30y = 86

• y = 0.30x + 56

• y = 56 - 0.30x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

A store sells t-shirts for $12 each and sweatshirts for $15 each. You plan to spend $120 on t-shirts and sweatshirts.

Write a linear function to model this situation.

• 2x + 5y = 120

• 12x + 15y = 120

• 12 + 15y = 2x

• y = 12x + 15

If you buy pens ($0.55 each) and a binder ($2.39) and only have $10 in your pocket.

Write a linear function to model this situation.

• y = 0.55x + 10

• 0.55x + 2.39y = 10

• 10x + 0.55y = 2.39

• y = 0.55x + 2.39

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Translate this sentence into an equation.
72 is the product of 8 and a Steve's age.
Use the variable h to represent Steve's age.

• 72 = 8 + h
• 72 = 8h
• 72 = 8 - h
• 72 = 8/h

Jeff bought a bottle of water for $2. He also bought some hot dogs for $3 each. Jeff did not spend more than $14 on the hot dogs and the bottle of water. Which inequality can be used to find h, the number of hot dogs that Jeff could have bought?

• 3h − 2 ≤ 14

• 3h + 2 ≤ 14

• 3h − 2 ≥ 14

• 3h + 2 ≥ 14

Tags

CCSS.7.EE.B.4B

1. Which situation is best represented by the following equation?

45w + 123.95 = 753.95

• Erica paid $753.95 for dance classes. She paid a $45 registration fee and $123.95 for each week she was enrolled in the classes. What is w, the number of weeks Erica was enrolled in dance classes?

• Erica and her sister paid $753.95 for dance classes. Erica paid $123.95 for each week she was enrolled in the classes, and her sister paid $45 for each week she was enrolled in the classes. What is w, the number of weeks Erica and her sister were enrolled in dance classes?

• Erica paid $753.95 for dance classes. She paid a $123.95 registration fee and $45 for each week she was enrolled in the classes. What is w, the number of weeks Erica was enrolled in dance classes?

• Erica paid $753.95 for dance classes. She paid a $123.95 for each week she was enrolled in the classes after using a coupon that gave her $45 off the price per week. What is w, the number of weeks Erica was enrolled in dance classes?

331 students went on a field trip. Six buses were filled and 7 students traveled in cars. How many students were in each bus? Write an equation that matches this situation.

• 331=7x+6
• 331=13x
• 331=6x+7
• 331-7=6x

Tags

CCSS.HSA.CED.A.3

Janae is saving to buy a pair of shoes that cost $120. She has saved $30 and is going to save $25 a week. Which equation will show her how many weeks she must save?

• 120 = 25x + 30

• 120 = 55x

• 120 = 25x + 30x

• 25x = 120 + 30