9-x-11=20

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Solution for 9-x-11=20 equation:



9-x-11=20
We move all terms to the left:
9-x-11-(20)=0
We add all the numbers together, and all the variables
-1x-22=0
We move all terms containing x to the left, all other terms to the right
-x=22
x=22/-1
x=-22

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