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-0.5(x-4)=3
We move all terms to the left:
-0.5(x-4)-(3)=0
We multiply parentheses
-0.5x+2-3=0
We add all the numbers together, and all the variables
-0.5x-1=0
We move all terms containing x to the left, all other terms to the right
-0.5x=1
x=1/-0.5
x=-2
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