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/3 < 0
x/3 < 0
x/3 < 0
1/3*x+0 < 0 // - 0
1/3*x < 0 // : 1/3
x < 0/1/3
x < 0
x in <0:+oo)
(x/3)^(1/2) = 2 // - 2
(x/3)^(1/2)-2 = 0
(1/3)^(1/2)*x^(1/2) = 2 // : (1/3)^(1/2)
x^(1/2) = 2/((1/3)^(1/2))
x^(1/2) = 2/((1/3)^(1/2)) // ^ 2
x = 12
x = 12
| 3n^2+24=-18n | | 16x+9y=20 | | -65.376=7.2(c+1) | | x-4(x-7)8x=6 | | w^2-14+49=0 | | 6(y+3)=-3(4y-3)+3y | | x=4+(-5)+7 | | 88=8(1-20x)+5(x+16) | | x=6+8/2-1 | | 20x^2+24x-32=0 | | 7x-10y+3e=4x-2y*51e | | 25x^2-50x^2=0 | | x=5+2(7-3) | | -7(x+4)-44=5-28 | | 4m+16=14-2m | | 3(9m-4)= | | (8+9i)(2+i)= | | 25x+7-27x=4-7 | | y=-6+1.5y | | 4x+6=2x-10-15x | | 2(3x+5)+22x=66 | | 7(a+2)/3=3a+4 | | X^3-x^2-34x-56=0 | | 2x^3-4x+5x+8atx=2 | | 4(t-5)=2t+6 | | 4-4=8x+4x | | x=-10(1-9x)+6(x-10) | | 2x+3y=609 | | 7w+17=2(w+6) | | 10(13p+8)=-50 | | 15.0m^2=3.14r^2 | | 2p+8=6-(10p+5) |