If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( n )
n = 0
n = 0
n = 0
n in (-oo:0) U (0:+oo)
6/3 = 64/n // - 64/n
6/3-(64/n) = 0
6/3-64*n^-1 = 0
-64*n^-1 = -2 // : -64
n^-1 = 1/32
-1 < 0
1/(n^1) = 1/32 // * n^1
1 = 1/32*n^1 // : 1/32
32 = n^1
n = 32
n = 32
| 3/s=5/18 | | 4e^8-64=0 | | 60=4x+32 | | 5/f=7/9 | | 9*n+8+y=-36 | | -vw^3+vw^3=0 | | =12b-3(4b-8)+8(3b+1) | | 2t=5t+24 | | 1/4a-1/6a | | 1/5=h/3 | | x+(x+3)+2z=23 | | 25a^6-2a^3+4=0 | | -(x+3)=2(x+6) | | -26-(-48)=x/6 | | b/4=3/7 | | 20x^2+16x^2= | | 3(2z-2)-3(5-2z)=6 | | 4x+6=8y+28 | | 8(3x+6)=11x-8-x | | 1/5r=-5.07 | | 4(2a+3)-3(4a-1)=5(4a-7) | | 5x+40-7x=-2x-4 | | -6d=-5d-8 | | -5(n+4)+24=-2n-5 | | -10+18y=5 | | -10+5y=4 | | 28-19=3(x-9) | | 5y+7=37 | | -5+8y=2 | | 7x+1=7+(3)+1 | | 4(w-4)=16 | | 6x+7=11+5x |