Evaluating and Simplifying Expressions

2) Simplify: 7x - 14 - 2(4x + 8)

• -x - 30

• -57x - 128

• -x + 2

Select all the expressions that are equivalent to 4(3x+4)+5

• 12x+21

• 12x+18+3

• 12x+4+5

• 7x+x+9

evaluate bc + 5a  
when  a = 3, b = 4, and c = -6

• 9

• 38

• -38

• -9

1) Simplify: -3(-2x - 8) + 15

• -6x - 9

• 6x + 39

• 6x - 9

• 6x + 49

Are the following expressions equivalent?

20d-16 and 4(5d-4)

• Yes

• No

Match the following expressions.

• 5x + 10

• 4(2x + 6)

• 6x + 20

• 8x + 6

• 8x + 24

• 2(3x + 10)

• 2(3x + 5)

• 6x + 10

• 2(4x + 3)

• 5(x + 2)

Are the following expressions equivalent?

6a + 12 and 3(3a +4)

• Yes

• No

Are the following expressions equivalent?

5(5c +6) and 25+ 30c

• Yes

• No

3) Simplify: -6 -6p + 6 - 8p

• -12 - 14p

• 14p

• -14p

Evaluate: x - r - (-1); when x = 1, and r = 7

• -5

• 8

• -7