X(x+5)=x2+55

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Solution for X(x+5)=x2+55 equation: 



X(X+5)=X2+55

We move all terms to the left:

X(X+5)-(X2+55)=0

We add all the numbers together, and all the variables

-(+X^2+55)+X(X+5)=0

We multiply parentheses

-(+X^2+55)+X^2+5X=0

We get rid of parentheses

-X^2+X^2+5X-55=0

We add all the numbers together, and all the variables

5X-55=0

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

5X=55

X=55/5

X=11

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