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-15x-7=27x-7(6x-7)
We move all terms to the left:
-15x-7-(27x-7(6x-7))=0
We calculate terms in parentheses: -(27x-7(6x-7)), so:We get rid of parentheses
27x-7(6x-7)
We multiply parentheses
27x-42x+49
We add all the numbers together, and all the variables
-15x+49
Back to the equation:
-(-15x+49)
-15x+15x-49-7=0
We add all the numbers together, and all the variables
-56!=0
There is no solution for this equation
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