117=9(3a+10)

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Solution for 117=9(3a+10) equation: 



117=9(3a+10)

We move all terms to the left:

117-(9(3a+10))=0



We calculate terms in parentheses: -(9(3a+10)), so:

9(3a+10)

We multiply parentheses

27a+90

Back to the equation:

-(27a+90)



We get rid of parentheses

-27a-90+117=0

We add all the numbers together, and all the variables

-27a+27=0

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

-27a=-27

a=-27/-27

a=1

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