If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
3*x <= 0
(x^3)/3 <= 0
3*x <= 0
3*x <= 0
3*x+0 <= 0 // - 0
3*x <= 0 // : 3
x <= 0/3
x <= 0
(x^3)/3 <= 0
(x^3)/3 <= 0
1/3*x^3 <= 0
1/3*x^3 <= 0 // : 1/3
x^3 <= 0/1/3
x^3 <= 0
x^3 <= 0 // ^ 1/3
x <= 0
x in (-oo:0>
x in (0:+oo)
2*ln((x^3)/3)+ln(3*x) = 0
ln(1*((x^3)/3)^2)+ln(3*x) = 0
ln(1*3*x*((x^3)/3)^2) = 0
ln(3*x*((x^3)/3)^2) = 0
ln(3*x*((x^3)/3)^2) = ln(e^0)
3*x*((x^3)/3)^2 = e^0
3*x*((x^3)/3)^2-e^0 = 0
1/3*x^7 = 1 // : 1/3
x^7 = 3
x^7 = 3 // ^ 1/7
x = 3^(1/7)
x = 3^(1/7)
| -6(x+3)+3x+6=8x+6 | | 4x+3-2x=-x-(3x+3) | | -36+x=12 | | 6-4x=6x-8x+4+2 | | 2ln(x)+ln(3x)=0 | | 6x+y=56 | | 60-2y+0,05-0,10=60 | | y=-2(-0.75)+3 | | (-6x+5)= | | 2x+4y=52 | | (b-3)/-5=-15 | | -9y=126 | | 12/x-2=4 | | x-7/2+X+2/3=7/2 | | 5.7y=-45.6 | | 5(9-x)+3=23 | | 7/c+1/c=16 | | x/2+x/3=5/2 | | Abx-d=5 | | 9y+8=4(y-0.75) | | 9x-3(3x-16)=48 | | 0.2x+5.4=4.5 | | 14-(12-4y)=0.5(8y+3) | | (x-8)+(x-5)=0 | | 5(2(x)+4)-2(x)=7(x)-3(-2(x)11) | | -13x-18=-70 | | 9(x-7)+7=9x+3 | | 4.6r-16.5=1.9 | | 2m^2-7mn-4n^2=0 | | 2.6x-14.5=3.7 | | (x^2+4)/9x | | 6x-2x+9=x-8+17 |