If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
3/x-4 = 5/10 // - 5/10
3/x-(5/10)-4 = 0
3/x-1/2-4 = 0
3*x^-1 = 9/2 // : 3
x^-1 = 3/2
-1 < 0
1/(x^1) = 3/2 // * x^1
1 = 3/2*x^1 // : 3/2
2/3 = x^1
x = 2/3
x = 2/3
| 9k^2-51k+72=0 | | 4(2-1.5y)+6y=9 | | 3v-10=-1 | | T/4.5=2.4 | | 4n-15=-2 | | 16y+8=20 | | x=1/2*80*35 | | -m/-9-3=-1 | | x=1/2*60*80 | | 3k-15+k*k+4k= | | 2/5x-1/3=7/15 | | 2[x-23]-6=60 | | x=1/2*80*60 | | 4x+3xy-y= | | 2(1-x)+6x=2(x+1) | | 4/5-8x=-1/5 | | x=2pi^2 | | 12=6[-3-x] | | x=1/2*75*100 | | 2/5x=3/8 | | 1/2*75*100 | | 3/5y-3=8-1/5y | | 2(x-3)=5(x+2) | | f-3/6=1/6 | | 6v^2-24v-72=0 | | x=1/2*175*90 | | 11=5+s | | 10+2w=16 | | 5x+50=-10 | | 214/300 | | 16n+3+2n=15n+5 | | x=1/2*100*75 |