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)
11/x = 5/9 // - 5/9
11/x-(5/9) = 0
11/x-5/9 = 0
11*x^-1 = 5/9 // : 11
x^-1 = 5/99
-1 < 0
1/(x^1) = 5/99 // * x^1
1 = 5/99*x^1 // : 5/99
99/5 = x^1
x = 99/5
x = 99/5
| x^3-100x-36=0 | | 2y+32=10y | | 3x+10=-7 | | 5(-3x-1)=145 | | 12x/4=3 | | y=-2x^2-20x-8 | | 8x+9+5x+12=14x+10 | | p^2=-7p-6 | | 2(10+5x)=60 | | 5-5[3-(4y-3)]= | | 6t-3t-2t=13 | | -4x+4=5x+103 | | 20u-16u-u-u-u=12 | | X^2+y^2+9z=0 | | 13h-h-10h-h+3h=20 | | 3m/7/2m/7 | | 3D+7=4 | | 4x+10=-4x+58 | | -4=2y+1 | | 4(3+c)+6=c+4 | | 5x-30=10x+80 | | 7-2c=10 | | 4+2x=-4x-62 | | 14p+2p-15p=18 | | 2x-(5-x)=15 | | 8j-3j-3j-j=17 | | 12=x-2x+8 | | -3(4s-5)-15=-2(8s+6)-3 | | 3.7x-5.1x+1.2=0 | | 6b-4b=12 | | 6=7-2/2 | | 3a/7=4 |