If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3n=9^n
We move all terms to the left:
3n-(9^n)=0
| 3n=9ⁿ | | 6x-2=4(x-7) | | 5t=2t | | -(x^2+8x+64)=0 | | -(x²+8x-64)=0 | | 9y+3.y=3 | | (4p-2)+1=5 | | x^2-7x-11760=0 | | 14+3p=7 | | 7x+9=2x-11= | | x/5.75=43.25 | | 4x+5(2x-6)=2 | | 2^2x+8-32.2^x+1=0 | | -1/3x+7x+18=84* | | 3(3x-2)-5(2x-1)=x | | x*x+7=-3 | | 0.89x48= | | |5x-4|=|4x+1| | | 1÷3x+7x+18=84 | | 3^2x-(9×3^x)+18=0 | | 288=228-u | | 3x+15°+5°=180° | | 231=-v+177 | | -w+163=63 | | 10c+18=7c+48 | | 60°+80°+2x+3x=360 | | 3b+14=8b+4 | | 10+c=90 | | 5-6a=30 | | (8r^2-14r+3)/r+5=4r-1 | | y+8=4× | | 12x^2+5x-8=0 |