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-12x-23=2x+13
We move all terms to the left:
-12x-23-(2x+13)=0
We get rid of parentheses
-12x-2x-13-23=0
We add all the numbers together, and all the variables
-14x-36=0
We move all terms containing x to the left, all other terms to the right
-14x=36
x=36/-14
x=-2+4/7
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