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14 March, 06:40

1/4x+1/5x=81 what does x=

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Answers (2)
  1. 14 March, 07:06
    0
    x = 180

    Step-by-step explanation:

    plug it in a calculator like 1/4x + 1/5x = 81 then go down till y o uget 81 81
  2. 14 March, 10:07
    0
    Step-by-step explanation:

    here,

    1/4x+1/5x=81

    or, 1+1/4x+5x=81

    or, 2/9x=81

    or, 2/x=81/9

    or, 2/x=9

    or, x=9*2

    so, x=18
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