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)
16-(3/s) = 5 // - 5
16-(3/s)-5 = 0
16-3*s^-1-5 = 0
-3*s^-1 = -11 // : -3
s^-1 = 11/3
-1 < 0
1/(s^1) = 11/3 // * s^1
1 = 11/3*s^1 // : 11/3
3/11 = s^1
s = 3/11
s = 3/11
| (x/2)=(y/4)=(1/2) | | (2x-1)(x+3)(2x-1)= | | n+3m=10 | | 30*2+8*20=1360 | | 3a=(45/2) | | 7/2/18 | | 15-10=x | | 0=x^4-4x^3-13x^2+28x+12 | | 1/2*7x | | N^2+25n-60=0 | | x^4-4x^3-13x^2+28x+12=0 | | 2sin^2x-1=cosx-2cos^2x | | 10n+5=65 | | x/2=1/65536 | | a^(1/n)=36 | | x+2000=1000 | | 24x-35y=-169 | | 500-7x=200+5x | | 2+3a=9 | | 345y=111x | | 2x+1-x=x+3-2 | | 25(5+x)=325 | | x^2+7x-81=0 | | 2w^2-11w-42=0 | | 30=5{(r/5)-3} | | (u-4)*7=35 | | 0.01x=0.5 | | 17x+40y=1 | | (6z+1)-(z-9)= | | 14=7x/5-7 | | 5n+7=1+4n | | 2(3x-5)=5x+10 |