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14 November, 04:05

The sum of three numbers is 85. the second number is 5 times more than the first. the third number is 2 time the first. what are the numbers?

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  1. 14 November, 07:20
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    X + y + z = 85

    y = x + 5

    z = 2x

    x + (x + 5) + 2x = 85

    4x + 5 = 85

    4x = 85 - 5

    4x = 80

    x = 80/4

    x = 20

    x + 5 = 20 + 5 = 25

    2x = 2 (20) = 40

    ur numbers are : 20,25, and 40
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