2a-(a-7)=6a-7

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Solution for 2a-(a-7)=6a-7 equation: 



2a-(a-7)=6a-7

We move all terms to the left:

2a-(a-7)-(6a-7)=0

We get rid of parentheses

2a-a-6a+7+7=0

We add all the numbers together, and all the variables

-5a+14=0

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

-5a=-14

a=-14/-5

a=2+4/5

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