(x-3)(x+5)=(x*x)-7x-6

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Solution for (x-3)(x+5)=(x*x)-7x-6 equation: 



(x-3)(x+5)=(x*x)-7x-6

We move all terms to the left:

(x-3)(x+5)-((x*x)-7x-6)=0

We add all the numbers together, and all the variables

(x-3)(x+5)-((+x*x)-7x-6)=0

We multiply parentheses ..

(+x^2+5x-3x-15)-((+x*x)-7x-6)=0



We calculate terms in parentheses: -((+x*x)-7x-6), so:

(+x*x)-7x-6

We add all the numbers together, and all the variables

-7x+(+x*x)-6

We get rid of parentheses

-7x+x*x-6

Wy multiply elements

x^2-7x-6

Back to the equation:

-(x^2-7x-6)



We get rid of parentheses

x^2-x^2+5x-3x+7x-15+6=0

We add all the numbers together, and all the variables

9x-9=0

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

9x=9

x=9/9

x=1

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