2(x+3)+5(-x)=(-x)+20

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Solution for 2(x+3)+5(-x)=(-x)+20 equation: 



2(x+3)+5(-x)=(-x)+20

We move all terms to the left:

2(x+3)+5(-x)-((-x)+20)=0

We add all the numbers together, and all the variables

2(x+3)+5(-1x)-((-1x)+20)=0

We multiply parentheses

2x-5x-((-1x)+20)+6=0



We calculate terms in parentheses: -((-1x)+20), so:

(-1x)+20

We get rid of parentheses

-1x+20

Back to the equation:

-(-1x+20)



We add all the numbers together, and all the variables

-3x-(-1x+20)+6=0

We get rid of parentheses

-3x+1x-20+6=0

We add all the numbers together, and all the variables

-2x-14=0

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

-2x=14

x=14/-2

x=-7

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