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/x-5-5 = 5/x-5 // - 5/x-5
x/x-(5/x)-5-5+5 = 0
x/x-5*x^-1-5-5+5 = 0
-5*x^-1 = 4 // : -5
x^-1 = -4/5
-1 < 0
1/(x^1) = -4/5 // * x^1
1 = -4/5*x^1 // : -4/5
-5/4 = x^1
x = -5/4
x = -5/4
| y-(-6.4)=-28 | | 6x+18=4x+12 | | -3/7-3/2v=3/5 | | -6/7(2x+6)=1/28x-17 | | 6+6/(u+3)=5/(u+1) | | 14/x-3=15-1/x-3 | | 7=-5z+8 | | .625x=-5 | | x+35/x+12=0 | | -3-(5/(u+5))=-5/((u+2)(u+5)) | | -1/5=-1/3v+1/5 | | 0=-2x^2-28x-90 | | .45x+.5(12-x)=.10(-42) | | 3x-22=9 | | 6-(1/(x+1))=4/(x+2) | | -3/2-3/5w=-2/3 | | (1/3x)+(1/2x)=-1/6 | | y=-2x^2-28x-90 | | u/2+3u/4=u/8 | | (14/7x)+(1/2x)=-1/14 | | 0.02(x)=59 | | y/4+2=y/3 | | 55-2x=8+15 | | .2(x)=59 | | 5w/4-3=7w/6 | | .02(x)=59 | | 1=9y-1 | | 3.3+u/7=-14.2 | | 4x+12x=16 | | 14.1=-5.1+3u | | 5+v/15.36=11 | | 6x^2-13x-6=0 |