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1.5x^2-6x=-7.5
We move all terms to the left:
1.5x^2-6x-(-7.5)=0
We add all the numbers together, and all the variables
1.5x^2-6x+7.5=0
a = 1.5; b = -6; c = +7.5;
Δ = b2-4ac
Δ = -62-4·1.5·7.5
Δ = -9
Delta is less than zero, so there is no solution for the equation
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