33=3(2a+7)

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Solution for 33=3(2a+7) equation: 



33=3(2a+7)

We move all terms to the left:

33-(3(2a+7))=0



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

3(2a+7)

We multiply parentheses

6a+21

Back to the equation:

-(6a+21)



We get rid of parentheses

-6a-21+33=0

We add all the numbers together, and all the variables

-6a+12=0

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

-6a=-12

a=-12/-6

a=+2

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