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)
5/x = 6.7/11 // - 6.7/11
5/x-(6.7/11) = 0
5/x-0.60909091 = 0
5*x^-1 = 0.60909091 // : 5
x^-1 = 0.12181818
-1 < 0
1/(x^1) = 0.12181818 // * x^1
1 = 0.12181818*x^1 // : 0.12181818
8.20895535 = x^1
x = 8.20895535
x = 8.20895535
| 5-(x+2)=0 | | Ix-2I=0 | | x=-x^4+3x^3+4x^2+4x-17 | | 9-(x-2)=4 | | n/3-8--2 | | y=2(x^3-3)+1 | | x=2x^4-8x^3+4x^2-16x+12 | | (x+4)*2y=8 | | 32x^3-48x^6= | | 14.1-7.1(x+.9)=12-5(x+3) | | (x-40)(x+100)=.375 | | 2n-1=16 | | -4(4y-5)+3(2y+8)= | | 2x=(5+2) | | 1/2k-3=2-3/4 | | 7x^2-9ax+2a^2=0 | | 5-7=6m+11 | | (4b^4/3a^4b^7)^3 | | 7=6m+11 | | 3(-2-3x)=2-3/4k | | C+1=9 | | 4x^2+54x+119=0 | | z^2-6iz=13 | | 134=a-363 | | 2x-3/3-x-1/3 | | 15m^2+17m-4= | | 6+ln(x)=5 | | x^4-30x^3+35x^2-15x+2=0 | | -1=.25h-7-.75h | | 5-(10-x)=7 | | 2(6s+7)-3s=3(3s+1)-5 | | (-62)=a+16 |