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7(x+7)-9=-2x+9(x+4)
We move all terms to the left:
7(x+7)-9-(-2x+9(x+4))=0
We multiply parentheses
7x-(-2x+9(x+4))+49-9=0
We calculate terms in parentheses: -(-2x+9(x+4)), so:We add all the numbers together, and all the variables
-2x+9(x+4)
We multiply parentheses
-2x+9x+36
We add all the numbers together, and all the variables
7x+36
Back to the equation:
-(7x+36)
7x-(7x+36)+40=0
We get rid of parentheses
7x-7x-36+40=0
We add all the numbers together, and all the variables
4!=0
There is no solution for this equation
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