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24 August, 14:28

What value of x makes this statement true?

3x + 4 = 9x - 8

A. - 2

B. 1

C. 2

D. 12

+2
Answers (1)
  1. 24 August, 14:54
    0
    C. 2

    Step-by-step explanation:

    3x + 4 = 9x - 8 (subtract 4 from both sides)

    3x = 9x - 8 - 4

    3x = 9x - 12 (subtract 9x from both sides)

    3x - 9x = - 12

    -6x = - 12 (divide both sides by - 6)

    x = - 12 / (-6)

    x = 2
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