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x/2+3=-3/2
We move all terms to the left:
x/2+3-(-3/2)=0
We get rid of parentheses
x/2+3+3/2=0
We multiply all the terms by the denominator
x+3+3*2=0
We add all the numbers together, and all the variables
x+9=0
We move all terms containing x to the left, all other terms to the right
x=-9
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