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=5Y^2+1.5Y+115
We move all terms to the left:
-(5Y^2+1.5Y+115)=0
We get rid of parentheses
-5Y^2-1.5Y-115=0
a = -5; b = -1.5; c = -115;
Δ = b2-4ac
Δ = -1.52-4·(-5)·(-115)
Δ = -2297.75
Delta is less than zero, so there is no solution for the equation
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