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)
6/x-(1/3)-3 = 3/x-3 // - 3/x-3
6/x-(3/x)-(1/3)-3+3 = 0
6/x-3*x^-1-1/3-3+3 = 0
3*x^-1 = 1/3 // : 3
x^-1 = 1/9
-1 < 0
1/(x^1) = 1/9 // * x^1
1 = 1/9*x^1 // : 1/9
9 = x^1
x = 9
x = 9
| 9y^2-48y+64= | | -2x^2-2x-4=0 | | x^3-2x^2-16x=0 | | X-30=-73 | | x^2-5.2x=42.24 | | 3x+10=-40 | | x^5+10x^3+24x=0 | | 3m^2-13+10=0 | | 6/7(2/10-7/10) | | -1/3y-7/5=-5/2 | | (6/(u-2))=5 | | y=5mx-3bforx | | -3w-36=-6(w+7) | | 3x+13y+10+2x-20y-20= | | y=sec^2 | | 8-12y=14-14y | | X-45=-90 | | 46=2(x-21)2x | | 4x+27=6x+x | | 7n^2-14n-56=0 | | 46=2(x-21)3x | | 8-(c+1)=2 | | 2w^2=7w-7 | | X^2+13=-8x | | 4u^2+36u+81= | | 15x+15y+10+16x-4y-9= | | 3c+4=9 | | 2+(4h-1)=11+2h-2 | | 2+x+y=90 | | 1.6x-3.4y-5.6x-5.7y= | | 16x^2+56x+49= | | .035x=9600 |