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-4x+7x-7=3(x-4)-3
We move all terms to the left:
-4x+7x-7-(3(x-4)-3)=0
We add all the numbers together, and all the variables
3x-(3(x-4)-3)-7=0
We calculate terms in parentheses: -(3(x-4)-3), so:We get rid of parentheses
3(x-4)-3
We multiply parentheses
3x-12-3
We add all the numbers together, and all the variables
3x-15
Back to the equation:
-(3x-15)
3x-3x+15-7=0
We add all the numbers together, and all the variables
8!=0
There is no solution for this equation
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