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x^2-2.5x+6.25=2
We move all terms to the left:
x^2-2.5x+6.25-(2)=0
We add all the numbers together, and all the variables
x^2-2.5x+4.25=0
a = 1; b = -2.5; c = +4.25;
Δ = b2-4ac
Δ = -2.52-4·1·4.25
Δ = -10.75
Delta is less than zero, so there is no solution for the equation
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