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)
1/5 = 0.05/x // - 0.05/x
1/5-(0.05/x) = 0
1/5-0.05*x^-1 = 0
-0.05*x^-1 = -1/5 // : -0.05
x^-1 = 4
-1 < 0
1/(x^1) = 4 // * x^1
1 = 4*x^1 // : 4
1/4 = x^1
x = 1/4
x = 1/4
| 75/X=900/1200 | | 3+2(s-5t)=0 | | 5/11=x/132 | | 1.4n+3.31=2.132-0.5n | | -5b+17=-3 | | 37=10-3h | | 2.5(x+8)=15.2+1.9x | | 7-2(x+2)=7(x+5)-8 | | 0.8(24+t)=4t+8 | | y=3(-5) | | -26x^2+88x-29=0 | | 4x-12(7/4)=7 | | -8w=20 | | v=-11/7^1(2/7) | | .11-.01(x+2)=-.02(3-x) | | 2c^2-12c-0=0 | | 4x^2-23x-12=0 | | 6x-15/x-2 | | 3(x+1)-1=6x-3(-2+x) | | 30=5/9(f-32) | | 5f+10=2f+8 | | 2a^3-14a^2=36a | | 12ln(7/8x) | | 1/3x+3/5=4/5 | | 0.5x-3.2=0.5(x-5) | | 6(3n-4)=(5n+5)+4 | | 5x+6x=-8+19 | | 5(3x-2)+7x= | | n+0.285714=0.3 | | 5x+6x+8=19 | | 6.5=x-6.1 | | 7a-12=156 |