7+5-4a+1=6a-7

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Solution for 7+5-4a+1=6a-7 equation: 



7+5-4a+1=6a-7

We move all terms to the left:

7+5-4a+1-(6a-7)=0

We add all the numbers together, and all the variables

-4a-(6a-7)+13=0

We get rid of parentheses

-4a-6a+7+13=0

We add all the numbers together, and all the variables

-10a+20=0

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

-10a=-20

a=-20/-10

a=+2

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