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-8x-4x^2=14
We move all terms to the left:
-8x-4x^2-(14)=0
a = -4; b = -8; c = -14;
Δ = b2-4ac
Δ = -82-4·(-4)·(-14)
Δ = -160
Delta is less than zero, so there is no solution for the equation
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