quiz 3

The model represents an equation.

What value of x makes the equation true?

• 3

• 8

• 6

• 4

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

An equation is modeled.

What value of x makes the equation true?

• −1

• 7

• −5

• 1

Which number line represent the solution to the inequality −7x −13 ≥ 8?

• Line A

• Line B

• Line C

• Line D

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?

• 40 CALORIES PER MIN.
• 15 CALORIES PER MIN.
• 4 CALORIES PER MIN.
• 60 CALORIES PER MIN.

A person ate 2400 calories in a day. Of these, 36% came from eating lunch. How many calories came from lunch?

• 984

• 830

• 1142

• 864

Solve

• 15.64
• 5.21
• 16.64
• not here

Solve

• 15.64
• 5.21
• 16.64
• not here

Solve

• 6.15
• - 61.5
• 55.5
• not here