(x+1)(x+1)-x2=17

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Solution for (x+1)(x+1)-x2=17 equation: 



(x+1)(x+1)-x2=17

We move all terms to the left:

(x+1)(x+1)-x2-(17)=0

We add all the numbers together, and all the variables

-1x^2+(x+1)(x+1)-17=0

We multiply parentheses ..

-1x^2+(+x^2+x+x+1)-17=0

We get rid of parentheses

-1x^2+x^2+x+x+1-17=0

We add all the numbers together, and all the variables

2x-16=0

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

2x=16

x=16/2

x=8

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