x(50-x)=800

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Solution for x(50-x)=800 equation: 



x(50-x)=800

We move all terms to the left:

x(50-x)-(800)=0

We add all the numbers together, and all the variables

x(-1x+50)-800=0

We multiply parentheses

-1x^2+50x-800=0

a = -1; b = 50; c = -800;
Δ = b2-4ac
Δ = 502-4·(-1)·(-800)
Δ = -700
Delta is less than zero, so there is no solution for the equation

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