ellierenee5067 ellierenee5067

02-02-2015
Mathematics

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

Respuesta :

anjalee anjalee

02-02-2015

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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