X2+15x+56=0X2

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Solution for X2+15x+56=0X2 equation: 



X2+15X+56=0X^2

We move all terms to the left:

X2+15X+56-(0X^2)=0

determiningTheFunctionDomain
-0X^2+X2+15X+56=0

We add all the numbers together, and all the variables

15X+56=0

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

15X=-56

X=-56/15

X=-3+11/15

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