7a-a=-8+7a

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



7a-a=-8+7a

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

6a-(7a-8)=0

We get rid of parentheses

6a-7a+8=0

We add all the numbers together, and all the variables

-1a+8=0

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

-a=-8

a=-8/-1

a=+8

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