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11 August, 09:11

What's x

2x + 5x = 2x + 5 + 13

+5
Answers (2)
  1. 11 August, 09:23
    0
    Subtract 2x from both sides to get

    5x = 5 + 13

    now simplify to

    5x = 18

    finally, divide by 5 on both sides to get 5 by itself

    x = 3.6

    or in ratio form

    x = 3 and 3/5
  2. 11 August, 09:30
    0
    2x + 5x = 2x + 5 + 13

    2x - 2x + 5x = 18

    5x = 18

    x = 18/5

    18/5 is your answer
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