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-7+n/2=4
We move all terms to the left:
-7+n/2-(4)=0
We add all the numbers together, and all the variables
n/2-11=0
We multiply all the terms by the denominator
n-11*2=0
We add all the numbers together, and all the variables
n-22=0
We move all terms containing n to the left, all other terms to the right
n=22
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