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0.5x=13+x
We move all terms to the left:
0.5x-(13+x)=0
We add all the numbers together, and all the variables
0.5x-(x+13)=0
We get rid of parentheses
0.5x-x-13=0
We add all the numbers together, and all the variables
-0.5x-13=0
We move all terms containing x to the left, all other terms to the right
-0.5x=13
x=13/-0.5
x=-26
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