Chapter 5 Quiz

Which description represents the equation 7x - 2 = 33

• Two times the quantity of seven less than a number equals thirty-three.

• Seven less than two times a number equals thirty-three.

• Two less than seven times a number equals thirty-three.

• Seven times two minus a number equals thirty-three.

Are the following equations equivalent?

52 = 8n + 4

4(2n + 1) = 52

4 = 52 - 8n

• Yes

• No

A grocery store receives a 180-pound crate containing six 10-pound bags of potatoes and an unknown number of 5-pound bags of potatoes. What equation represents the number of potatoes in the crate?

• 5(6) + 10x = 180

• 60 + 5x = 180

• 6

• 6x + 5x = 180

Natalie paid $38.95 for three medium-sized pizzas and a salad. The salad was $11.98. How much was each pizza?

• $26.97

• $8.99

• $18.99

Miguel rode his bicycle 4 miles less than 5 times the number of miles Nathan rode. If Miguel rode his bicycle 6 miles, how many miles did Nathan ride?

• 5n - 4 = 6

• 4n - 5 = 6

• 11 miles

• 2 miles

A music store orders wooden drumsticks that weigh 96 grams a pair. The total weight of drumsticks is 782 grams. How many pairs of drumsticks are in the box if the empty box weighs 206 grams?

• 6

• 10

• 12

What is the solution to the equation -5(s - 30) = -10

• s = -4

• s= 8

• s = 28

• s = 32

Solve the equation 3(x + 4) = 36

• 4

• 8

• 12

• 15