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4x=50+2x^2
We move all terms to the left:
4x-(50+2x^2)=0
We get rid of parentheses
-2x^2+4x-50=0
a = -2; b = 4; c = -50;
Δ = b2-4ac
Δ = 42-4·(-2)·(-50)
Δ = -384
Delta is less than zero, so there is no solution for the equation
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