-20=2(3x-4)

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Solution for -20=2(3x-4) equation: 



-20=2(3x-4)

We move all terms to the left:

-20-(2(3x-4))=0



We calculate terms in parentheses: -(2(3x-4)), so:

2(3x-4)

We multiply parentheses

6x-8

Back to the equation:

-(6x-8)



We get rid of parentheses

-6x+8-20=0

We add all the numbers together, and all the variables

-6x-12=0

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

-6x=12

x=12/-6

x=-2

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