5x2=-4x-7

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Solution for 5x2=-4x-7 equation: 



5x^2=-4x-7

We move all terms to the left:

5x^2-(-4x-7)=0

We get rid of parentheses

5x^2+4x+7=0

a = 5; b = 4; c = +7;
Δ = b2-4ac
Δ = 42-4·5·7
Δ = -124
Delta is less than zero, so there is no solution for the equation

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