-2x^2+2x-7=-3

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Solution for -2x^2+2x-7=-3 equation: 



-2x^2+2x-7=-3

We move all terms to the left:

-2x^2+2x-7-(-3)=0

We add all the numbers together, and all the variables

-2x^2+2x-4=0

a = -2; b = 2; c = -4;
Δ = b2-4ac
Δ = 22-4·(-2)·(-4)
Δ = -28
Delta is less than zero, so there is no solution for the equation

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