36=400+40x+2x^2

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Solution for 36=400+40x+2x^2 equation: 



36=400+40x+2x^2

We move all terms to the left:

36-(400+40x+2x^2)=0

We get rid of parentheses

-2x^2-40x-400+36=0

We add all the numbers together, and all the variables

-2x^2-40x-364=0

a = -2; b = -40; c = -364;
Δ = b2-4ac
Δ = -402-4·(-2)·(-364)
Δ = -1312
Delta is less than zero, so there is no solution for the equation

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