Which is equivalent to the expression? 4(x + 5) + 4x + 8 a) 4(2x + 7) b) 5x + 17 c) 8(x + 4) d) 8x + 13

A) 4(2x + 7) is your answer.

Step-by-step explanation:

Distribute 4 to all terms within the first parenthesis.

4(x + 5) = 4x + 20

4x + 20 + 4x + 8

Simplify. Combine like terms.

4x + 4x + 20 + 8

8x + 28

A) 4(2x + 7) is your answer.

Simplify. Distribute 4 to all terms within the parenthesis

4(2x) = 8x

4(7) = 28

8x + 28 = 8x + 28 ∴ 4(x + 5) + 4x + 8 = 4(2x + 7)

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step-by-step explanation: