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-0.3+1.5p-1.5p^2=0.5
We move all terms to the left:
-0.3+1.5p-1.5p^2-(0.5)=0
We add all the numbers together, and all the variables
-1.5p^2+1.5p-0.8=0
a = -1.5; b = 1.5; c = -0.8;
Δ = b2-4ac
Δ = 1.52-4·(-1.5)·(-0.8)
Δ = -2.55
Delta is less than zero, so there is no solution for the equation
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