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20+x=20+2(6x)
We move all terms to the left:
20+x-(20+2(6x))=0
We add all the numbers together, and all the variables
x-(26x+20)+20=0
We get rid of parentheses
x-26x-20+20=0
We add all the numbers together, and all the variables
-25x=0
x=0/-25
x=0
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