5x^2-2x+7=-1

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Solution for 5x^2-2x+7=-1 equation: 



5x^2-2x+7=-1

We move all terms to the left:

5x^2-2x+7-(-1)=0

We add all the numbers together, and all the variables

5x^2-2x+8=0

a = 5; b = -2; c = +8;
Δ = b2-4ac
Δ = -22-4·5·8
Δ = -156
Delta is less than zero, so there is no solution for the equation

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