X=y^2+18y+77

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Solution for X=y^2+18y+77 equation: 



X=X^2+18X+77

We move all terms to the left:

X-(X^2+18X+77)=0

We get rid of parentheses

-X^2+X-18X-77=0

We add all the numbers together, and all the variables

-1X^2-17X-77=0

a = -1; b = -17; c = -77;
Δ = b2-4ac
Δ = -172-4·(-1)·(-77)
Δ = -19
Delta is less than zero, so there is no solution for the equation

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