7 Unit 2 Review

Which expression is equivalent to −7(y − 2)?

• −7y − 2

• −7y + 2

• −7y − 14

• −7y + 14

What is the equivalent expression to 4(x + 3) − 10 + 6x?

• 10x − 7

• −2x − 7

• 4x + 12 − 10 + 6x

• 2(5x + 1)

A furniture store sells kits that customers use to build cabinets. Each kit contains 18 screws and a set number of boards. Jared buys 6 of these kits and has a total of 192 screws and boards. What is the equation that represents this situation?

• 6(x + 18) = 192

• 6(x + 19) = 192

• 6(x + 17) = 192

• 6(x + 20) = 192

What does the variable x represent in Jarred's equation?

• The number of screws in 1 kit

• The number of screws in all 6 kits

• The number of boards in 1 kit

• The number of boards in all 6 kits

What is the value of x in Jarred's equation?

• 11

• 14

• 29

• 35

The sum of a number, n, and 8 is multiplied by -4, and the result is -12. What is the number?

• N = -5

• N = 1

• N = 5

• N = 11

Look at the inequality. 2x + 5 < 11. Which number line shows the solution to this inequality?

• Number line with shaded region from -∞ to 3, not including 3.

• Number line with shaded region from -∞ to 3, including 3.

• Number line with shaded region from -∞ to 2.5, not including 2.5.

• Number line with shaded region from -∞ to 2.5, including 2.5.