(X-3)(x+5)=x(2)7x-15

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Solution for (X-3)(x+5)=x(2)7x-15 equation:



(X-3)(X+5)=X(2)7X-15
We move all terms to the left:
(X-3)(X+5)-(X(2)7X-15)=0
We get rid of parentheses
(X-3)(X+5)-X27X+15=0
We multiply parentheses ..
(+X^2+5X-3X-15)-X27X+15=0
We get rid of parentheses
X^2+5X-3X-X27X-15+15=0
We add all the numbers together, and all the variables
X^2+2X-X27X=0

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