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5 October, 11:40

Simplify the following expression.

(3x + 4) (x - 7)

Answers-

A. 3x2 - 25x - 11

B. 3x2 - 25x - 28

C. 3x2 - 17x - 11

D. 3x2 - 17x - 28

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Answers (1)
  1. 5 October, 11:46
    0
    D. 3x2 - 17x - 28

    Step-by-step explanation:

    (3x + 4) (x - 7)

    Multiply the parentheses:

    3x x x - 3x x 7 + 4x - 4 x 7

    Multiply:

    3x squared - 21x + 4x - 28

    Collect like terms:

    3x squared - 17x - 28
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