-2x-9=X+11

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Solution for -2x-9=X+11 equation: 



-2x-9=x+11

We move all terms to the left:

-2x-9-(x+11)=0

We get rid of parentheses

-2x-x-11-9=0

We add all the numbers together, and all the variables

-3x-20=0

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

-3x=20

x=20/-3

x=-6+2/3

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