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/n = 3/2 // - 3/2
-6/n-(3/2) = 0
-6/n-3/2 = 0
-6*n^-1 = 3/2 // : -6
n^-1 = -1/4
-1 < 0
1/(n^1) = -1/4 // * n^1
1 = -1/4*n^1 // : -1/4
-4 = n^1
n = -4
n = -4
| 14=x/15 | | 3/8x8/9x67/16 | | 4x^2=2-2x | | 4p+9=3p+17 | | x+3y=l | | 9=x/12 | | -1=16+x | | y+-52=-82 | | 12a+45=90 | | (4x+8)/2=6 | | 3x^2+3y^2-6y-2=0 | | 1/8(3y+2) | | (15/5) | | 6w+2=4w-8 | | 7y=x | | X-1=6+3x+5x | | 2x+6x+x=180 | | x/38=7 | | 12a+45=180 | | -27+-2x=31 | | 1+3m+1+2m+20+20=115 | | 5t=13 | | -1/2w^2+6w+13=0 | | (3/4)+(5/7) | | 4n+5=185-8n | | N-8-7n=n-6n-7 | | 2n/3=48 | | D+2e=3e-f | | 1/8(3y+2)=1/4(2y+1/2)+1/2 | | -1-7x=x-1 | | 140+10=8 | | 1/3x=25 |