-34+7a=6(1+3a)-7

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Solution for -34+7a=6(1+3a)-7 equation: 



-34+7a=6(1+3a)-7

We move all terms to the left:

-34+7a-(6(1+3a)-7)=0

We add all the numbers together, and all the variables

7a-(6(3a+1)-7)-34=0



We calculate terms in parentheses: -(6(3a+1)-7), so:

6(3a+1)-7

We multiply parentheses

18a+6-7

We add all the numbers together, and all the variables

18a-1

Back to the equation:

-(18a-1)



We get rid of parentheses

7a-18a+1-34=0

We add all the numbers together, and all the variables

-11a-33=0

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

-11a=33

a=33/-11

a=-3

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