-6a=-2(4-a)-7

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Solution for -6a=-2(4-a)-7 equation: 



-6a=-2(4-a)-7

We move all terms to the left:

-6a-(-2(4-a)-7)=0

We add all the numbers together, and all the variables

-6a-(-2(-1a+4)-7)=0



We calculate terms in parentheses: -(-2(-1a+4)-7), so:

-2(-1a+4)-7

We multiply parentheses

2a-8-7

We add all the numbers together, and all the variables

2a-15

Back to the equation:

-(2a-15)



We get rid of parentheses

-6a-2a+15=0

We add all the numbers together, and all the variables

-8a+15=0

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

-8a=-15

a=-15/-8

a=1+7/8

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