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6x+9=2(3x-6)-9
We move all terms to the left:
6x+9-(2(3x-6)-9)=0
We calculate terms in parentheses: -(2(3x-6)-9), so:We get rid of parentheses
2(3x-6)-9
We multiply parentheses
6x-12-9
We add all the numbers together, and all the variables
6x-21
Back to the equation:
-(6x-21)
6x-6x+21+9=0
We add all the numbers together, and all the variables
30!=0
There is no solution for this equation
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