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12 June, 20:15

The sum of three consecutive odd numbers is 81. what is the smallest of the three number?

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  1. 12 June, 21:10
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    81=x+x+1+x+2 given

    81=3x+3 combine like terms

    -3-3 subtraction property of equality

    78=3x

    /3/3 division property of equality

    26=x symmetry property

    x=26

    x+1=27

    x+1=28/

    26,27,28

    26+27+28=81

    so, 26.27. and 8
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