(X+9)(x-7)=x.x-53

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Solution for (X+9)(x-7)=x.x-53 equation: 



(X+9)(X-7)=X.X-53

We move all terms to the left:

(X+9)(X-7)-(X.X-53)=0

We get rid of parentheses

(X+9)(X-7)-X.X+53=0

We multiply parentheses ..

(+X^2-7X+9X-63)-X.X+53=0

We get rid of parentheses

X^2-7X+9X-X.X-63+53=0

We add all the numbers together, and all the variables

X^2+2X-X.X-10=0

We move all terms containing X to the left, all other terms to the right

X^2+2X-X.X=10

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