80=2(3x-20)+2x

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Solution for 80=2(3x-20)+2x equation: 



80=2(3x-20)+2x

We move all terms to the left:

80-(2(3x-20)+2x)=0



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

2(3x-20)+2x

We add all the numbers together, and all the variables

2x+2(3x-20)

We multiply parentheses

2x+6x-40

We add all the numbers together, and all the variables

8x-40

Back to the equation:

-(8x-40)



We get rid of parentheses

-8x+40+80=0

We add all the numbers together, and all the variables

-8x+120=0

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

-8x=-120

x=-120/-8

x=+15

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