If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-k^2+3k-192=0
We add all the numbers together, and all the variables
-1k^2+3k-192=0
a = -1; b = 3; c = -192;
Δ = b2-4ac
Δ = 32-4·(-1)·(-192)
Δ = -759
Delta is less than zero, so there is no solution for the equation
| 2x+13=9(x+3) | | 1.2x-8=180 | | 0.5(6t−4)=3t−2 | | -x-10=-6x+6(x-2) | | -7w+5(w+5)=27 | | 6x+16+2x=-24 | | -9r-5=-10r+1 | | 85x-0.5x^245x+300=300 | | 2s=18+3s² | | 5(t)+5(-2)=5 | | 19.30x=26.15 | | .15x+x=43500 | | -2.4v-1.86=-2.2v | | -0.3(0.2x-0.8)=-0.12 | | 9x+6+90+4x+6=180 | | -8+4z-8=9z+9 | | 14x(x²=6) | | 1/2y-3=11 | | 19x+14=110 | | 4(5+r)=52 | | 5/2x=-75 | | 3(5^-4/x)=15 | | 7m=4.5 | | 24t=15-6t^2 | | f+(f-35)=395 | | 2x+100+x=300 | | 4/3D=g | | 19.30=26.15/x | | x+18+122+4x=180 | | 7m-1=6m+2 | | x+4=3x+2=90 | | 5p-14=4÷8p+4 |