-9+2x=-20

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Solution for -9+2x=-20 equation: 



-9+2x=-20

We move all terms to the left:

-9+2x-(-20)=0

We add all the numbers together, and all the variables

2x+11=0

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

2x=-11

x=-11/2

x=-5+1/2

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