If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
(3*x^3)/2 = 81 // - 81
(3*x^3)/2-81 = 0
3/2*x^3 = 81 // : 3/2
x^3 = 54
x^3 = 54 // ^ 1/3
x = 3*2^(1/3)
x = 3*2^(1/3)
| X=Ax+Bx+K | | 4(-4z+4)=-32 | | 4z/9-7=8 | | 6m-5=4m+7 | | -4-5=0 | | 6.4t-4.2=37.40 | | -4+8p-6p-5+20p=0 | | 4x-1=4-2x+8 | | 4.3y+1.61=-23.33 | | 5y-4/3=6 | | 3(15x)= | | 7b+6a+9b+4a+5b= | | 5h+2(17-h)=-5 | | 5/6=-7b=1/3 | | 8.75t+8=12.5t+11 | | 13x-1/6y | | 5(x+9)=9 | | 5x-16=3x+7 | | 19x-10=5x+4x+5 | | -37.905x+291.847=-1.259 | | y=-.5(150)+17 | | 15+4(5y-10)=0 | | 2x^2+10x+100=25-x^2-20x | | y=-.5x+17 | | 9x^2-3y^2=4 | | -7/5x=-35 | | 24+4y-1=14y-9-2y | | -35x-7y=-7 | | 3(9+5x)=192 | | 8c-4-2c+5=0 | | 5/16=-1/2g | | (2j)(7)= |