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-13+3x+4x=1+7x
We move all terms to the left:
-13+3x+4x-(1+7x)=0
We add all the numbers together, and all the variables
3x+4x-(7x+1)-13=0
We add all the numbers together, and all the variables
7x-(7x+1)-13=0
We get rid of parentheses
7x-7x-1-13=0
We add all the numbers together, and all the variables
-14!=0
There is no solution for this equation
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