-9-2x=2(20+3x)+7

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Solution for -9-2x=2(20+3x)+7 equation: 



-9-2x=2(20+3x)+7

We move all terms to the left:

-9-2x-(2(20+3x)+7)=0

We add all the numbers together, and all the variables

-2x-(2(3x+20)+7)-9=0



We calculate terms in parentheses: -(2(3x+20)+7), so:

2(3x+20)+7

We multiply parentheses

6x+40+7

We add all the numbers together, and all the variables

6x+47

Back to the equation:

-(6x+47)



We get rid of parentheses

-2x-6x-47-9=0

We add all the numbers together, and all the variables

-8x-56=0

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

-8x=56

x=56/-8

x=-7

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