8^2+7=a

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Solution for 8^2+7=a equation: 



8^2+7=a

We move all terms to the left:

8^2+7-(a)=0

We add all the numbers together, and all the variables

-1a+71=0

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

-a=-71

a=-71/-1

a=+71

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