a+8=-4+7a

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Solution for a+8=-4+7a equation: 



a+8=-4+7a

We move all terms to the left:

a+8-(-4+7a)=0

We add all the numbers together, and all the variables

a-(7a-4)+8=0

We get rid of parentheses

a-7a+4+8=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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