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2x+7-1=2x-40
We move all terms to the left:
2x+7-1-(2x-40)=0
We add all the numbers together, and all the variables
2x-(2x-40)+6=0
We get rid of parentheses
2x-2x+40+6=0
We add all the numbers together, and all the variables
46!=0
There is no solution for this equation
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