-9+7a=61

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Solution for -9+7a=61 equation: 



-9+7a=61

We move all terms to the left:

-9+7a-(61)=0

We add all the numbers together, and all the variables

7a-70=0

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

7a=70

a=70/7

a=10

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