If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( t )
t = 0
t = 0
t = 0
t in (-oo:0) U (0:+oo)
40.5/t = 5/6 // - 5/6
40.5/t-(5/6) = 0
40.5/t-5/6 = 0
40.5*t^-1 = 5/6 // : 40.5
t^-1 = 0.02057613
-1 < 0
1/(t^1) = 0.02057613 // * t^1
1 = 0.02057613*t^1 // : 0.02057613
48.60000399 = t^1
t = 48.60000399
t = 48.60000399
| -5v+3(v-6)=-16 | | 8(w-1)=6w+12 | | 7y-2=3(1[y+6]1) | | 5y-8+y+44=5y+40-1y | | -2/3y=-6 | | 14-1/5(j-10)2/5(25+t) | | 4(1[v-1]1)=-[3]v+38 | | t^2-8t=-24 | | 4(x+3)-7x=39 | | y2= | | x+41=4x+20 | | -[8]v+28=6(1[v+7]1) | | 2v-22=6(v-9) | | 10k-3/-9 | | 7(1[v+6]1)=-[6]v-10 | | -9(x-8)=3x+48 | | p/-5=-15 | | -8x-5=-3-8x+8 | | X-7/x^2-9 | | 4x=257 | | 19=-[7]y+3(1[y-7]1) | | 4x-7-5x=-8 | | 35=4a-9 | | -3y+36=2(y+8) | | 34=6(1[x+5]1)-8x | | 22-5(w-1)=-63 | | x^4-x^3+2x=1 | | 400+32x=(100+x)3.4 | | 16=x-3/-4 | | -6+15=-9 | | -6x+3(x+4)=9 | | 1000000x+0.99(1-x)=127600x |