20-3x=-2(4x-2)+7x

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Solution for 20-3x=-2(4x-2)+7x equation: 



20-3x=-2(4x-2)+7x

We move all terms to the left:

20-3x-(-2(4x-2)+7x)=0



We calculate terms in parentheses: -(-2(4x-2)+7x), so:

-2(4x-2)+7x

We add all the numbers together, and all the variables

7x-2(4x-2)

We multiply parentheses

7x-8x+4

We add all the numbers together, and all the variables

-1x+4

Back to the equation:

-(-1x+4)



We get rid of parentheses

-3x+1x-4+20=0

We add all the numbers together, and all the variables

-2x+16=0

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

-2x=-16

x=-16/-2

x=+8

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