a+6=2a-77

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Solution for a+6=2a-77 equation: 



a+6=2a-77

We move all terms to the left:

a+6-(2a-77)=0

We get rid of parentheses

a-2a+77+6=0

We add all the numbers together, and all the variables

-1a+83=0

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

-a=-83

a=-83/-1

a=+83

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