If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( s )
s = 0
s = 0
s = 0
s in (-oo:0) U (0:+oo)
72/s = 12 // - 12
72/s-12 = 0
72*s^-1 = 12 // : 72
s^-1 = 1/6
-1 < 0
1/(s^1) = 1/6 // * s^1
1 = 1/6*s^1 // : 1/6
6 = s^1
s = 6
s = 6
| 9(4+v)+39v=11v | | x/15-5=0 | | 9x(3+5)= | | 3.7/0.5=n/1.2 | | x/3-6=11 | | -2x-4(5x-15)=170 | | 2*2-3(5+5)=4(5+3)-2 | | 14y^2+39x-35=0 | | g(x)=f(6x) | | X/8=3/19 | | 13+5y=4 | | 6x^3+25x+3=0 | | 16n^2+n-15=0 | | 44=10-2z | | j-10=2j | | 23+4x-10=-39 | | 10x^2-60x-270=0 | | 7x^2-6=-17 | | 9x-24=2x+11 | | -5*(3x-5)= | | 24+H=24 | | -22=-7x+6(3x+11) | | 2y-18=3x | | 8x+32=x^2 | | 3/4=5k | | -22-10x=8 | | -70+17x=14x+26 | | 1.2l=0.6 | | 2x+65=x+6 | | 2/3=m/15 | | 11-6u=-7 | | m=4m+15 |