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)
(x^-1)/2 = 2/9 // - 2/9
(x^-1)/2-(2/9) = 0
(x^-1)/2-2/9 = 0
1/2*x^-1 = 2/9 // : 1/2
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
| 2Z+3=10 | | 27.95+12.55(5)+4.98b=300 | | 0=-0.1x^2+4x-10 | | -(4+-x)=0.75(x+-6) | | 5c-15=7z+4 | | 5+2p=3 | | 5/3=25/x | | z^4+5*z^2+4=0 | | y=10-5 | | 10x+0.10=0+0.35 | | -115/-(-5)= | | log(x)=.78 | | 5/2x-1=10/3x | | 15x^2=325x | | 9y-4=-2x+7 | | e^4x=1/4 | | e^4x=.25 | | 5c-3=22 | | 2n+27=5y | | R/7.6=3.05 | | 5x^2-10=30 | | x-0.83=1.47 | | 5x^2-25y^3=0 | | 3421.344=2*3.14*144+2*3.14*12*h | | 1.5s-8=9 | | n^7-3=11 | | 4.5=b-2.3 | | -13+y=x | | -9y=-9x-9 | | 3x+2y = 24 | | x+4+10andx-1=3 | | 6x^2+4x=2x+8 |