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-2x+6x-9=4(x-2)-7
We move all terms to the left:
-2x+6x-9-(4(x-2)-7)=0
We add all the numbers together, and all the variables
4x-(4(x-2)-7)-9=0
We calculate terms in parentheses: -(4(x-2)-7), so:We get rid of parentheses
4(x-2)-7
We multiply parentheses
4x-8-7
We add all the numbers together, and all the variables
4x-15
Back to the equation:
-(4x-15)
4x-4x+15-9=0
We add all the numbers together, and all the variables
6!=0
There is no solution for this equation
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