8a-(a-7)=a-11

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Solution for 8a-(a-7)=a-11 equation: 



8a-(a-7)=a-11

We move all terms to the left:

8a-(a-7)-(a-11)=0

We get rid of parentheses

8a-a-a+7+11=0

We add all the numbers together, and all the variables

6a+18=0

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

6a=-18

a=-18/6

a=-3

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