79=3(7a-5)+2(a+1)

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Solution for 79=3(7a-5)+2(a+1) equation: 



79=3(7a-5)+2(a+1)

We move all terms to the left:

79-(3(7a-5)+2(a+1))=0



We calculate terms in parentheses: -(3(7a-5)+2(a+1)), so:

3(7a-5)+2(a+1)

We multiply parentheses

21a+2a-15+2

We add all the numbers together, and all the variables

23a-13

Back to the equation:

-(23a-13)



We get rid of parentheses

-23a+13+79=0

We add all the numbers together, and all the variables

-23a+92=0

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

-23a=-92

a=-92/-23

a=+4

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