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)
(3*8)/x = 6 // - 6
(3*8)/x-6 = 0
24*x^-1 = 6 // : 24
x^-1 = 1/4
-1 < 0
1/(x^1) = 1/4 // * x^1
1 = 1/4*x^1 // : 1/4
4 = x^1
x = 4
x = 4
| 8x+1=4x-11 | | 3x+(10-2x)=15 | | 15j+2j=-j | | V=3.14(6)2(10) | | y+5=(x+11) | | 6.9=4.6 | | 4f^2-4f-35= | | 7(u-2)=9u-34 | | 3=12-.2*q | | x^2+y^2+2x+4y=11 | | V=3.14(36)10 | | 3=12-.2xq | | 5+9(x-5)=8-6(x-8) | | (3/2x^2)-(25/6) | | z^2-10z=-19 | | 9xsquared-8=-34x | | x-4=.75x+8 | | 140=3x+13+48 | | 10+3c+2c= | | 0.64=ln(x) | | (-2xy)^3/x^y | | 12y^2+16y-3= | | 0.64=lnx | | x=2/3y-4 | | x^2-12x+84=-y^2+16 | | 8y+15=4(y+6) | | 3v-6=21 | | 3(2+x)=x-18 | | -2/5=y-3/4 | | 7=22-30m | | 4y+11=6+y | | x^2-10x+9y^2+36y+52=0 |