8a+7=71

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Solution for 8a+7=71 equation: 



8a+7=71

We move all terms to the left:

8a+7-(71)=0

We add all the numbers together, and all the variables

8a-64=0

We move all terms containing a to the left, all other terms to the right

8a=64

a=64/8

a=8

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