If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
3*x = 0
2*x-4 = 0
3*x = 0
3*x = 0
3*x = 0 // : 3
x = 0
2*x-4 = 0
2*x-4 = 0
2*x-4 = 0 // + 4
2*x = 4 // : 2
x = 4/2
x = 2
x in (-oo:0) U (0:2) U (2:+oo)
(x-1)/(2*x-4)+(x-2)/(3*x) = 0
(3*x*(x-1))/(3*x*(2*x-4))+((x-2)*(2*x-4))/(3*x*(2*x-4)) = 0
3*x*(x-1)+(x-2)*(2*x-4) = 0
5*x^2-11*x+8 = 0
5*x^2-11*x+8 = 0
5*x^2-11*x+8 = 0
DELTA = (-11)^2-(4*5*8)
DELTA = -39
DELTA < 0
1 = 0
1/(3*x*(2*x-4)) = 0
1/(3*x*(2*x-4)) = 0 // * 3*x*(2*x-4)
1 = 0
x belongs to the empty set
| ((X+b)/a)=1/a | | ((x+9)/18)=(1/9)+((x-4)/5) | | ((x+7)/(3))-((3x-7)/(4))=((x-1)/(2)) | | ((x+6)/(x-6))+1=(x+1)/(x-5) | | 6-6=10x+6x | | 0.14x+0.07(5000-x)=441 | | 12+r-2(r+1)=3 | | x=6+-2y | | x=6+-2y+x | | 40a^-1b^-7/20a^-5b^-9 | | 4/15=n/6 | | 6-(p^2/8)=-4 | | 211=157-v | | 5x-6y=6 | | 174+n=687 | | -2x+(1/x)=-2 | | 3x+b=3(2+x) | | -14.9=v/8-2.1 | | -4y+6=12-3y | | -1/5v-1/3=-3/2 | | 12y=-8x-32 | | P=c+4b+aforc | | 9+3x=2x-6 | | 1/6(12z-18)=2z-3 | | 281=188-u | | -4x-6y=16 | | -1/29(y-1/2)=1/8(y-2) | | y-8x=5 | | -6f+1=2f-11 | | 8x^2+3x-2=0 | | 5v-31=2(v-5) | | 7x-2.8=6x-13.2 |