-3x-2x+7x=-15+20

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Solution for -3x-2x+7x=-15+20 equation: 



-3x-2x+7x=-15+20

We move all terms to the left:

-3x-2x+7x-(-15+20)=0

We add all the numbers together, and all the variables

-3x-2x+7x-5=0

We add all the numbers together, and all the variables

2x-5=0

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

2x=5

x=5/2

x=2+1/2

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