(-7(3x+6))/3=7

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Solution for (-7(3x+6))/3=7 equation: 



(-7(3x+6))/3=7

We move all terms to the left:

(-7(3x+6))/3-(7)=0

We multiply all the terms by the denominator


(-7(3x+6))-7*3=0



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

-7(3x+6)

We multiply parentheses

-21x-42

Back to the equation:

+(-21x-42)



We add all the numbers together, and all the variables

(-21x-42)-21=0

We get rid of parentheses

-21x-42-21=0

We add all the numbers together, and all the variables

-21x-63=0

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

-21x=63

x=63/-21

x=-3

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