a+6=4(a-3)

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Solution for a+6=4(a-3) equation: 



a+6=4(a-3)

We move all terms to the left:

a+6-(4(a-3))=0



We calculate terms in parentheses: -(4(a-3)), so:

4(a-3)

We multiply parentheses

4a-12

Back to the equation:

-(4a-12)



We get rid of parentheses

a-4a+12+6=0

We add all the numbers together, and all the variables

-3a+18=0

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

-3a=-18

a=-18/-3

a=+6

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