x(x+8)=x2+9

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Solution for x(x+8)=x2+9 equation: 



x(x+8)=x2+9

We move all terms to the left:

x(x+8)-(x2+9)=0

We add all the numbers together, and all the variables

-(+x^2+9)+x(x+8)=0

We multiply parentheses

-(+x^2+9)+x^2+8x=0

We get rid of parentheses

-x^2+x^2+8x-9=0

We add all the numbers together, and all the variables

8x-9=0

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

8x=9

x=9/8

x=1+1/8

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