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4x-9=4(x-1)
We move all terms to the left:
4x-9-(4(x-1))=0
We calculate terms in parentheses: -(4(x-1)), so:We get rid of parentheses
4(x-1)
We multiply parentheses
4x-4
Back to the equation:
-(4x-4)
4x-4x+4-9=0
We add all the numbers together, and all the variables
-5!=0
There is no solution for this equation
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