X(x+8)-8=x2

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Solution for X(x+8)-8=x2 equation: 



X(X+8)-8=X2

We move all terms to the left:

X(X+8)-8-(X2)=0

We add all the numbers together, and all the variables

-1X^2+X(X+8)-8=0

We multiply parentheses

-1X^2+X^2+8X-8=0

We add all the numbers together, and all the variables

8X-8=0

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

8X=8

X=8/8

X=1

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