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252=x+2(2x)+1
We move all terms to the left:
252-(x+2(2x)+1)=0
We add all the numbers together, and all the variables
-(23x+1)+252=0
We get rid of parentheses
-23x-1+252=0
We add all the numbers together, and all the variables
-23x+251=0
We move all terms containing x to the left, all other terms to the right
-23x=-251
x=-251/-23
x=10+21/23
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