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*((4*12*x)/3)^3+x = 0
12288*x^3+x = 0
x*(12288*x^2+1) = 0
12288*x^2 = -1 // : 12288
x^2 = -1/12288
x = 0
x = 0
x = 0
| 155-4x=5x+7 | | 12(x+3)=3(x+13) | | 9e^4-1=0 | | (w+14)/(4w+6)=(3/4) | | 1-9e^4=0 | | 4x-3=-x+6 | | (2w+15)(2w-15)=0 | | x^2+18=19 | | 9(5)-6=6(5)+6 | | 4w^2-225=0 | | (2/z-5)=(2/0.5z+7) | | 4x-3=3-4x | | -2*(z+11)=6 | | 4w^2-60w+225=0 | | (2/z-5)=2/0.5z+7 | | 2(x+4)=1 | | 2w^2+11w-30=0 | | (x-8/5)=(2/4) | | 5+x/8=108 | | 2-x-8=5x+3-3x | | 4-x+3=x+7 | | 14=-2(p+8) | | 10t^2-43t+12=0 | | 8y+7=7 | | 6x+27=3 | | -7(2x-9)= | | 0.25x^2-5x-7=0 | | 6x-8-x=3x-24 | | 10t^2-13t-3=0 | | (5x+11)-7= | | 7500+155x=7500 | | 4z+17=2z+10 |