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9/2-x/2=13
We move all terms to the left:
9/2-x/2-(13)=0
determiningTheFunctionDomain -x/2-13+9/2=0
We multiply all the terms by the denominator
-x+9-13*2=0
We add all the numbers together, and all the variables
-1x-17=0
We move all terms containing x to the left, all other terms to the right
-x=17
x=17/-1
x=-17
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