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)
((4/7)*x^3)/8-(9/12) = 0
((4/7)*x^3)/8-3/4 = 0
1/14*x^3 = 3/4 // : 1/14
x^3 = 21/2
x^3 = 21/2 // ^ 1/3
x = (21/2)^(1/3)
x = (21/2)^(1/3)
| 10x+14=6-2x | | 2x^2-15x-16=11-24x | | x^2+14x+9=6 | | (3i+7)(7i-4)=0 | | 7=3(9-x)+2 | | m-4.5=18.6 | | 7i-4+3i+7=0 | | 3x^2+14x-7= | | -4.5-5v=10-3.5v | | =33-4y | | 3i+7+7i-4=0 | | 0.66x^2-2.33x+1=0 | | -3(t-3)+6t=8t-3 | | s=pi*r*l | | 7n+7-9n=4(n+2)-6n | | -1/9(9y+7)= | | s=pirl | | 7(3n-3)=(3n+9)+6 | | 25y^3+15y^2=0 | | logx=0.27 | | 248=(4xn)+8 | | 24x^2-6x+2=0 | | -5n-7=18 | | (4+8i^2)-(4-8i)=0 | | 10+19b+7b^2=0 | | 6(2x-5)(2x+5)=0 | | 35n^2+16n-64=0 | | x^5-2x^3+x^2-2= | | 4x^2+92x+520=1512 | | q^2=0 | | 3-(-9)=x | | 0.6=y-(-4.5) |