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14 February, 00:04

Evaluate the value of x

3x+-4=8

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Answers (1)
  1. 14 February, 01:01
    0
    x = 4

    Step-by-step explanation:

    3x + (-4) = 8

    3x-4 = 8 (add 4 to both sides)

    3x = 8 + 4

    3x = 12 (divide both sides by 3)

    x = 12/3

    x = 4
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