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-8x+9=-2(4x-7)
We move all terms to the left:
-8x+9-(-2(4x-7))=0
We calculate terms in parentheses: -(-2(4x-7)), so:We get rid of parentheses
-2(4x-7)
We multiply parentheses
-8x+14
Back to the equation:
-(-8x+14)
-8x+8x-14+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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