-3=7a+6

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Solution for -3=7a+6 equation: 



-3=7a+6

We move all terms to the left:

-3-(7a+6)=0

We get rid of parentheses

-7a-6-3=0

We add all the numbers together, and all the variables

-7a-9=0

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

-7a=9

a=9/-7

a=-1+2/7

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