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15x-2=3(5x-7)
We move all terms to the left:
15x-2-(3(5x-7))=0
We calculate terms in parentheses: -(3(5x-7)), so:We get rid of parentheses
3(5x-7)
We multiply parentheses
15x-21
Back to the equation:
-(15x-21)
15x-15x+21-2=0
We add all the numbers together, and all the variables
19!=0
There is no solution for this equation
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