(x+7)(x-2)=x^2

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Solution for (x+7)(x-2)=x^2 equation: 



(x+7)(x-2)=x^2

We move all terms to the left:

(x+7)(x-2)-(x^2)=0

determiningTheFunctionDomain
-x^2+(x+7)(x-2)=0

We add all the numbers together, and all the variables

-1x^2+(x+7)(x-2)=0

We multiply parentheses ..

-1x^2+(+x^2-2x+7x-14)=0

We get rid of parentheses

-1x^2+x^2-2x+7x-14=0

We add all the numbers together, and all the variables

5x-14=0

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

5x=14

x=14/5

x=2+4/5

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