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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

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

We multiply parentheses

-1a+7a-(-2(-2a+6))-14=0



We calculate terms in parentheses: -(-2(-2a+6)), so:

-2(-2a+6)

We multiply parentheses

4a-12

Back to the equation:

-(4a-12)



We add all the numbers together, and all the variables

6a-(4a-12)-14=0

We get rid of parentheses

6a-4a+12-14=0

We add all the numbers together, and all the variables

2a-2=0

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

2a=2

a=2/2

a=1

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