4x^2+4x=-15

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Solution for 4x^2+4x=-15 equation: 



4x^2+4x=-15

We move all terms to the left:

4x^2+4x-(-15)=0

We add all the numbers together, and all the variables

4x^2+4x+15=0

a = 4; b = 4; c = +15;
Δ = b2-4ac
Δ = 42-4·4·15
Δ = -224
Delta is less than zero, so there is no solution for the equation

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