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4x-9=2(2x+5)
We move all terms to the left:
4x-9-(2(2x+5))=0
We calculate terms in parentheses: -(2(2x+5)), so:We get rid of parentheses
2(2x+5)
We multiply parentheses
4x+10
Back to the equation:
-(4x+10)
4x-4x-10-9=0
We add all the numbers together, and all the variables
-19!=0
There is no solution for this equation
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