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x^2+6x+31=4
We move all terms to the left:
x^2+6x+31-(4)=0
We add all the numbers together, and all the variables
x^2+6x+27=0
a = 1; b = 6; c = +27;
Δ = b2-4ac
Δ = 62-4·1·27
Δ = -72
Delta is less than zero, so there is no solution for the equation
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