27=9(4a+5)

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Solution for 27=9(4a+5) equation: 



27=9(4a+5)

We move all terms to the left:

27-(9(4a+5))=0



We calculate terms in parentheses: -(9(4a+5)), so:

9(4a+5)

We multiply parentheses

36a+45

Back to the equation:

-(36a+45)



We get rid of parentheses

-36a-45+27=0

We add all the numbers together, and all the variables

-36a-18=0

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

-36a=18

a=18/-36

a=-1/2

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