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-4x+3+5x=-8+12
We move all terms to the left:
-4x+3+5x-(-8+12)=0
We add all the numbers together, and all the variables
-4x+5x+3-4=0
We add all the numbers together, and all the variables
x-1=0
We move all terms containing x to the left, all other terms to the right
x=1
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