10+7a=3(3a+7)+3

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Solution for 10+7a=3(3a+7)+3 equation: 



10+7a=3(3a+7)+3

We move all terms to the left:

10+7a-(3(3a+7)+3)=0



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

3(3a+7)+3

We multiply parentheses

9a+21+3

We add all the numbers together, and all the variables

9a+24

Back to the equation:

-(9a+24)



We get rid of parentheses

7a-9a-24+10=0

We add all the numbers together, and all the variables

-2a-14=0

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

-2a=14

a=14/-2

a=-7

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