(9a-7)=70

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Solution for (9a-7)=70 equation: 



(9a-7)=70

We move all terms to the left:

(9a-7)-(70)=0

We get rid of parentheses

9a-7-70=0

We add all the numbers together, and all the variables

9a-77=0

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

9a=77

a=77/9

a=8+5/9

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