-7+20=-2x

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



-7+20=-2x

We move all terms to the left:

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

We add all the numbers together, and all the variables

-(-2x)+13=0

We get rid of parentheses

2x+13=0

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

2x=-13

x=-13/2

x=-6+1/2

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