X(x+2)=4x+x^2+14

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Solution for X(x+2)=4x+x^2+14 equation: 



X(X+2)=4X+X^2+14

We move all terms to the left:

X(X+2)-(4X+X^2+14)=0

We multiply parentheses

-(4X+X^2+14)+X^2+2X=0

We get rid of parentheses

-X^2+X^2-4X+2X-14=0

We add all the numbers together, and all the variables

-2X-14=0

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

-2X=14

X=14/-2

X=-7

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