If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4z^9=z+21
We move all terms to the left:
4z^9-(z+21)=0
We do not support ezpression: z^9
| 6m-11=m+9 | | 2(y-7)=21 | | x+2/2x+7=3/9 | | P-5p+6=0 | | 150=14/x | | 9x28=5x-50 | | 9x+28=5x-50 | | 2x+3x+3+4x=74 | | (2x+7)+(5x-2)=180 | | 7^-x=11^10x+5 | | 12y–4=20 | | 0,65x-3,125=8 | | 15x-0.5*x^2-100=0 | | -1/2*x^2+15x-100=0 | | 325x+5,1=9 | | 5t+100=3t+12 | | 0,65x+3,125=8 | | 186=85-y | | 130=7x+8 | | 3u-22=-4(u+9) | | 8^(x-2)=4096 | | 2p+4=3p–28 | | x+3/x=9/12 | | 4x-90=32 | | 5a+8=2a+47 | | 2(y-5)=7(y-4) | | 6(y+3)=9(y-2) | | 7x-11=12x+24 | | 5y+9=2y-24 | | 5(2x3)=20 | | x+7=4+7 | | 45=5x=5xx |