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8 September, 18:35

X1/2 + x1/4 = 20 what is x

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Answers (2)
  1. 8 September, 18:52
    0
    X1/2 + x1/4=20 / x 4

    2x1 + x1=80

    3x1=80 / : 3

    x1 = 26 2/3
  2. 8 September, 18:53
    0
    1/2 x + 1/4 x = 20 / * 4

    2x+1x=80

    5x=80/:5

    x=16
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