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x2-2x+3=-5
We move all terms to the left:
x2-2x+3-(-5)=0
We add all the numbers together, and all the variables
x^2-2x+8=0
a = 1; b = -2; c = +8;
Δ = b2-4ac
Δ = -22-4·1·8
Δ = -28
Delta is less than zero, so there is no solution for the equation
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