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19 March, 17:30

The sum of three consecutive number odd integers is 18 less than five times the middle number find the three integers

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  1. 19 March, 19:44
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    1st number = x

    2nd number = x+2

    3rd number = x+4

    x + x+2 + x+4 = 3x+6

    3x+6 = 5 (x+2) - 18

    3x+6 = 5x+10-18

    3x+6 = 5x-8

    3x+14 = 5x

    14 = 2x

    x = 14/2 = 7

    1st number = 7

    2nd number = 7+2 = 9

    3rd number = 7+4 = 11
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