-91=7(3+2x)

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Solution for -91=7(3+2x) equation: 



-91=7(3+2x)

We move all terms to the left:

-91-(7(3+2x))=0

We add all the numbers together, and all the variables

-(7(2x+3))-91=0



We calculate terms in parentheses: -(7(2x+3)), so:

7(2x+3)

We multiply parentheses

14x+21

Back to the equation:

-(14x+21)



We get rid of parentheses

-14x-21-91=0

We add all the numbers together, and all the variables

-14x-112=0

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

-14x=112

x=112/-14

x=-8

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