Asked by sierra

7x + 5
8x + 9
find the value of x so that both the sum of the equations equal 180 when added together.
Answered by Steve
both the sum of the equations ??
Answered by sierra
typo, i think it's just meant to say the sums of the equations
Answered by Steve
well, add them up and you have

15x+14 = 180
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