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1 December, 17:56

4x+9+3x=30

solve for x

+3
Answers (2)
  1. 1 December, 18:01
    0
    x = 3

    Step-by-step explanation:

    Collect like terms;

    7x + 9 = 30

    Subtract 9 from both sides;

    7x = 21

    Divide both sides by 7;

    x = 3
  2. 1 December, 18:08
    0
    the answer is 3

    7x + 9 = 30

    7x = 21

    x = 3
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