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20+25x-1.5x^2=57500
We move all terms to the left:
20+25x-1.5x^2-(57500)=0
We add all the numbers together, and all the variables
-1.5x^2+25x-57480=0
a = -1.5; b = 25; c = -57480;
Δ = b2-4ac
Δ = 252-4·(-1.5)·(-57480)
Δ = -344255
Delta is less than zero, so there is no solution for the equation
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