a-10=7a+2

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Solution for a-10=7a+2 equation: 



a-10=7a+2

We move all terms to the left:

a-10-(7a+2)=0

We get rid of parentheses

a-7a-2-10=0

We add all the numbers together, and all the variables

-6a-12=0

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

-6a=12

a=12/-6

a=-2

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