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)
4/3 = 3/x // - 3/x
4/3-(3/x) = 0
4/3-3*x^-1 = 0
-3*x^-1 = -4/3 // : -3
x^-1 = 4/9
-1 < 0
1/(x^1) = 4/9 // * x^1
1 = 4/9*x^1 // : 4/9
9/4 = x^1
x = 9/4
x = 9/4
| 3(x+1)-5=70 | | -6+2x=38 | | (x/90)*((90-x)*50)=10x | | 2x=8+4y | | 4+200=292 | | 4x-19=6x-9 | | 4x-36/x-9 | | 3x^2=5x-4 | | y=-36x^2+100x | | 14+7x=105 | | 861/7=3/x | | 861/3=7/x | | -a^2+10b-16=0 | | 39.83=8g+3.51 | | Y=7x-7z-9 | | 7x+6y=-23 | | -2/3=15-b/6 | | 7x+6y=37 | | 3.1+p=18 | | 3s+50=296 | | x^2+y^2+16x-4y+13=0 | | 6y-4y-1=9 | | 186/3=7x | | 17=3(x-4)+5 | | 11+85-r=96 | | 4a^2+15-25=0 | | 3/7=861/x | | -30=10(x-11) | | (5ab)3/2 | | 12(x-7)=24 | | 4v-8+6=2v+2v-2 | | 2/6=j/18 |