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

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



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

We move all terms to the left:

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

We multiply parentheses

2a-(4(a+7))-12=0



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

4(a+7)

We multiply parentheses

4a+28

Back to the equation:

-(4a+28)



We get rid of parentheses

2a-4a-28-12=0

We add all the numbers together, and all the variables

-2a-40=0

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

-2a=40

a=40/-2

a=-20

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