PreAlg Ch 8 Mid-Chapter Review

Simplify the expression.

2(r - 3) - 5(r + 2)

• -3r - 16

• -3r + 4

• -7r - 16

• 7r - 1

Solve.

-3 (h + 2) + 4h = 2

• h = -4

• h = 4

• h = 0

Solve.

3y + 5 = 8y - 5

• y = -2

• y -= 0

• y = 2

Solve.

2( 3g + 9) = 6

• g = -4

• g = 4

• g = 2

• g = -2

Solve.

7n - 12 - 3n + 8 = 20

• n = 6

• n = -6

• n = 2.4

• n = 0

Solve.

5b - 2 (b - 5) = -11

• b = 7

• b = -7

Solve.

5 (p - 7) = -15

• p = -9

• p = -10

• p = 4

• p = -4

Solve.

2f - 5 = -f + 4

• f = -3

• f = 3

Simplify the expression.

2 (2x - 3) + 7 (4- 6x)

• -38x + 22

• 46x + 22

• 46x + 48

• -38x - 22

Three times a number is 28 more than its opposite.

What is the number?

• -7

• 7

• 14

• -14