12x2+15x=-7

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Solution for 12x2+15x=-7 equation: 



12x^2+15x=-7

We move all terms to the left:

12x^2+15x-(-7)=0

We add all the numbers together, and all the variables

12x^2+15x+7=0

a = 12; b = 15; c = +7;
Δ = b2-4ac
Δ = 152-4·12·7
Δ = -111
Delta is less than zero, so there is no solution for the equation

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