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-(2/x)-3-1 = 1 // - 1
6/x-(2/x)-3-1-1 = 0
6/x-2*x^-1-3-1-1 = 0
4*x^-1 = 5 // : 4
x^-1 = 5/4
-1 < 0
1/(x^1) = 5/4 // * x^1
1 = 5/4*x^1 // : 5/4
4/5 = x^1
x = 4/5
x = 4/5
| x+7=2(x-15) | | 4(3x-5)-7=17 | | 12+12+12+50= | | 5.9-2w=2.7 | | 3[10-(4-x)]+(3x-1)=5(x+4) | | x^2+y^2-10x+4y-52=0 | | 5[2(x+4)-x]=2(3x+19) | | x-[x-2(2-x)-1]=-(1-x) | | 5(3y+15)-3y=27 | | 3/4^7/8 | | 5(x+1)-3(2x+1)=4(5-x) | | 3(2q+7)-12=-33 | | Y=20+.67x | | 9/10*5/9 | | 2(1-x)+2x=-1+3(x-3) | | 16/3=8u | | 5x^5+25x^4-20x+15=1 | | (4w-6)(9-w)=0 | | 3y/5=21 | | -3(w+1)=2w-48 | | 42w+4w^2=54 | | 5x^5+25x^4-20x+15=0 | | 9-4(x+1)=4x-3(4x-1) | | P×3/5=3×13 | | (3x-21)/(x-7) | | 3c-3=24 | | (3x-21)/x | | x^2+y^2-14x+2y+25=0 | | 4y=5*21 | | 4z-3/z-5= | | 10/3x=-1 | | 2(4z-5)=3z |