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)
8/x-1 = 4/x-2 // - 4/x-2
8/x-(4/x)-1+2 = 0
8/x-4*x^-1-1+2 = 0
4*x^-1 = -1 // : 4
x^-1 = -1/4
-1 < 0
1/(x^1) = -1/4 // * x^1
1 = -1/4*x^1 // : -1/4
-4 = x^1
x = -4
x = -4
| 15b+17-11b-3+7b= | | 6x-51=2x-7 | | 10x-7=2x+1 | | 7.5x+45=90 | | 119-5x=31x+23 | | y=7(375)+263 | | -3x+10=18 | | (n-8)*54=8 | | (2x-3)(3+x)=0 | | (n+2)*5=35 | | 2.92x+9=8.5264+3x | | 3x+5/x-5=8 | | 3x(x)-6x=0 | | 7x+8/2=39 | | -123-8x=-8x+21 | | 3(x-3)=-2x+21 | | x*0.5+(x-52)=52 | | 2x(x)-2= | | x^2-(27x/4x)-324 | | 14x-3=7x+18 | | 113-2x=6x-9 | | 4y(3-2y)-5(3y+2)= | | -2-6x=13-10x | | -2-6=13-10 | | 3x/4=6/5 | | 10n-14=76 | | 3x(x)-12x=0 | | 4*4-20/4 | | (6x-6)/6=11 | | a^2-3a-1=0 | | 0.2(x-6)+0.05x=0.6 | | 5-2-7x+2x+9x= |