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)
(2/3)*x^66 = 0
2/3*x^66 = 0 // : 2/3
x^66 = 0
x = 0
x = 0
| 7w-9=-16 | | 6x-3(4x+7)=17 | | 4000-t=1357 | | 0.5(6x-8)+8=4x-10 | | 32=4u | | (6y+6)-(4+5y)=9 | | -4[m+6]=-8 | | 1/3x-2=7/6 | | 3t+3+4t-6t=1+5 | | 8w=45+3w | | (2x+4)(2x-1)= | | 14s-65=23 | | 7(x+8)-6=x+60-10 | | 4.3s-3=3.3s-3 | | 5x-4+x=3x+5x+8 | | 5x-2(2x-5)=4(x+2) | | 2(g-3)+g(2-g)=2-g | | 5k+7=6k-1 | | X=99/37 | | 100x=7(x+5)+(2x+3) | | 8b+a=3a+5b | | x-7/5=0 | | 8b^2-6b+1=0 | | 6x/7= | | 5x+9x-92=69-9x | | 10.012-0.120= | | 8x-2x+6=42 | | 8b*2-6b+1=0 | | 0.1p+.05(22-p)=0.54 | | 10.0120-0.120= | | -13.5c=20-11.5c | | 8-6b+1=0 |