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+3/x = 2 // - 2
x+3/x-2 = 0
1*x^1+3*x^-1-2*x^0 = 0
(1*x^2-2*x^1+3*x^0)/(x^1) = 0 // * x^2
x^1*(1*x^2-2*x^1+3*x^0) = 0
x^1
x^2-2*x+3 = 0
x^2-2*x+3 = 0
DELTA = (-2)^2-(1*3*4)
DELTA = -8
DELTA < 0
x in { }
x belongs to the empty set
| 3(5+6a)=-129 | | 6(9+7k)=180 | | 5(2w+1)=-55 | | 3(2w+1)=69 | | 2(6d+1)=86 | | 5(9+4m)=-55 | | 7(-1+6k)=-469 | | 3(6t+9)=243 | | 6(-7-3d)=-78 | | 7(-6m+7)=427 | | 7(9+4m)=91 | | 7(3a-7)=-133 | | S-3=5-a | | 2/3-3/4b=1 | | 2(4k+6)=28 | | 6(-10+5t)=0 | | 5(-3+6b)=225 | | 4(-6-2m)=-24 | | r(z^2-7)-(z^2-7)=0 | | 4[r+2]+5r=26 | | 7(2+6w)=56 | | 7(3d-2)=154 | | 4(1m+5)=36 | | 2(-3b-1)=-68 | | 6(9-7t)=-30 | | 7(-5+3a)=196 | | 7-2(3n-4)-5= | | 3(7+7k)=105 | | 3(9+4n)=-33 | | 7-2(3n-4)=-5 | | 12-13x+8+13x= | | 6(-3+7m)=276 |