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)
((1/3)*x^9)/7 = 0
1/21*x^9 = 0 // : 1/21
x^9 = 0
x = 0
x = 0
| X+(7-3x)=5 | | 6.25+75x=4.75+90x | | 1/2-7=4 | | -1/2x-4=2 | | X(6+9)=672 | | 6/4-6=5 | | 12+5x=7+3x | | 2m+4n=94 | | 8+15x=11a | | 0.4x-2y=6 | | -logx=4.8 | | x+(5x-5)= | | -6.4=d/6 | | x^3+18x^2-6x+305=0 | | 12-x=6x+9 | | 3-4x=-33 | | 1/6(15-24a)=5 | | 6+1a=0 | | -2x+7=5+-56 | | 4=-4+1 | | 9x^2+x^2=48 | | 22x+6-24x=3-5 | | 1=6+b | | 2(4v-9)=0 | | 3k+16=7n | | 3x-7+5=180 | | -3(x+6)+9x= | | 3a-3b=5 | | 6(3x+4)=8x-10-2 | | -11=b+6 | | 6y-2x=6x-14 | | 7x^3-24x^2-16x=0 |