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)
6/x = 24/20 // - 24/20
6/x-(24/20) = 0
6/x-6/5 = 0
6*x^-1 = 6/5 // : 6
x^-1 = 1/5
-1 < 0
1/(x^1) = 1/5 // * x^1
1 = 1/5*x^1 // : 1/5
5 = x^1
x = 5
x = 5
| ?/7=9/4 | | 0.009(4-k)+0.06(k-9)=1 | | 4(8-4)+9= | | -38=-7(x+8)+4 | | 3x-9-7x=11 | | 9(d+2)=4(5+d) | | 2.6=x-27/4 | | Q^2-3q+39=-q+q+279 | | 39=7-x/2 | | 6t+62s=1/2(3t-42s) | | 18x^2+93x+15=0 | | 12x+5-3x=14 | | 8/6=7/k+9 | | 35=8-3x | | 24x^2+28x+4=0 | | 4x4y2/8x2y | | 5h=28 | | 9x-1+6-3= | | d(t)=16t^2-24t+20 | | 9/20(35/1) | | (3x-5)(2x)=90 | | 452.76=220+0.92x | | 7(4+2b)= | | -8(p+4)=-16 | | 8+9(5-10v+6v)= | | 6q=694q+1 | | 9/20+4/15=9/15 | | 3(u+6+8v)= | | v^2-9v=2 | | 80=37.94+0.25x | | -6(1-2v)-3v=3 | | 4/x-2=-3/x+5+7/(x+5)(x-2) |