3(a+7)=4(a-8)

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Solution for 3(a+7)=4(a-8) equation: 



3(a+7)=4(a-8)

We move all terms to the left:

3(a+7)-(4(a-8))=0

We multiply parentheses

3a-(4(a-8))+21=0



We calculate terms in parentheses: -(4(a-8)), so:

4(a-8)

We multiply parentheses

4a-32

Back to the equation:

-(4a-32)



We get rid of parentheses

3a-4a+32+21=0

We add all the numbers together, and all the variables

-1a+53=0

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

-a=-53

a=-53/-1

a=+53

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