-83=-6(7+2a)-5

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Solution for -83=-6(7+2a)-5 equation: 



-83=-6(7+2a)-5

We move all terms to the left:

-83-(-6(7+2a)-5)=0

We add all the numbers together, and all the variables

-(-6(2a+7)-5)-83=0



We calculate terms in parentheses: -(-6(2a+7)-5), so:

-6(2a+7)-5

We multiply parentheses

-12a-42-5

We add all the numbers together, and all the variables

-12a-47

Back to the equation:

-(-12a-47)



We get rid of parentheses

12a+47-83=0

We add all the numbers together, and all the variables

12a-36=0

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

12a=36

a=36/12

a=3

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