20-x/2=9

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Solution for 20-x/2=9 equation: 



20-x/2=9

We move all terms to the left:

20-x/2-(9)=0

We add all the numbers together, and all the variables

-x/2+11=0

We multiply all the terms by the denominator


-x+11*2=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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