If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( k )
k = 0
k = 0
k = 0
k in (-oo:0) U (0:+oo)
12/k = 24/k // - 24/k
12/k-(24/k) = 0
12/k-24*k^-1 = 0
-12*k^-1 = 0 // : -12
k^-1 = 0
k naleu017Cy do O
k belongs to the empty set
| -8(3x+2)=9 | | (A-18/12)=(15/3) | | 2/3n-11=4+n | | (3+y/4)=(-y/8) | | 725.00+19.50x=2500 | | 3b-1=b+11 | | (1.5/r)=(12/r) | | x-3x/2=20 | | (4/b-2)=(4/12) | | x/3x/2=20 | | (5/8)=(p/24) | | x+3x/2=15 | | 6a-1=a+14 | | (3/d)=(18/3) | | 42-4/3 | | 42/4/3 | | 7x+11y=100 | | (9/y+1)=(18/54) | | x+3x+15=121 | | (R/21)=(3/63) | | 3a+7=5 | | (4/6)=(8/r) | | (R+1/4)=(3/4) | | 53t=477 | | m/17=14 | | k+32=48 | | (0.1/2)=(0.5/r) | | 4*x*3=3 | | (1/t)=(5/3) | | (-3/x)=(2/8) | | 9k/17+8=161 | | 14x/9-1=125 |