If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-y^2-2y-4=0
We add all the numbers together, and all the variables
-1y^2-2y-4=0
a = -1; b = -2; c = -4;
Δ = b2-4ac
Δ = -22-4·(-1)·(-4)
Δ = -12
Delta is less than zero, so there is no solution for the equation
| 46=-9-5x | | 14-7x=-28 | | 11w+17w-4+1=-4w+1-4 | | x-9/4=12 | | 8y-6=16y+58 | | 3x/4+2=21 | | -5(1+7b)=-110 | | 3x(2x+5)=36 | | 13x-(9x-6)=34 | | 8w+30=13w | | -v-4v=-9-8v | | -(4+5k)-8k=-108 | | 6+n/3=5 | | 11-6x=-37 | | X=29x84 | | -3−8d=-6−8d | | 3x^2-8x-1600=0 | | 13v=16 | | 61=6-5b | | -5(7+6n)+7=182 | | 9k−8k=k | | -2−10f=2−10f | | -105=-3(5-5x) | | 7=b+3+5 | | -3+6s=6s | | 5=x/8+5 | | 113=-3(4x-6)-1 | | 2(5k-3)+4k=106 | | 0=6q−6q | | -6(x-1)7=-7x+2 | | 1x+6=2x+9 | | u−u=0 |