-89=3x+2(2x-20)

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Solution for -89=3x+2(2x-20) equation: 



-89=3x+2(2x-20)

We move all terms to the left:

-89-(3x+2(2x-20))=0



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

3x+2(2x-20)

We multiply parentheses

3x+4x-40

We add all the numbers together, and all the variables

7x-40

Back to the equation:

-(7x-40)



We get rid of parentheses

-7x+40-89=0

We add all the numbers together, and all the variables

-7x-49=0

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

-7x=49

x=49/-7

x=-7

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