18a-9=(2a+3)

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Solution for 18a-9=(2a+3) equation: 



18a-9=(2a+3)

We move all terms to the left:

18a-9-((2a+3))=0



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

(2a+3)

We get rid of parentheses

2a+3

Back to the equation:

-(2a+3)



We get rid of parentheses

18a-2a-3-9=0

We add all the numbers together, and all the variables

16a-12=0

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

16a=12

a=12/16

a=3/4

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