If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3^x=3^12
We move all terms to the left:
3^x-(3^12)=0
We add all the numbers together, and all the variables
3^x-531441=0
We move all terms containing x to the left, all other terms to the right
3^x=531441
x=531441/1
x=531441
| 5^(2x)-12(5x)+20=0 | | 4.4(7x-1.1)=-109.56 | | 2(3a-2)=0 | | 9x+6=4.5x+3 | | 6+4x=6-x+2x | | x2−16=9 | | -5n+10=-10 | | 3(2x+5)=2 | | 2n3-20n2=0 | | 10a-2=-102 | | -7-x=-37 | | X+150=3x2+23 | | x+50x+3=40+60+2,5x | | x²+50x+3=40+60+3,5x | | 4x(2x+5=8(x+1)(x-1) | | 10x-2=12x-10 | | x^2+x-30800=0 | | √3r+7=7 | | 4r-2=3r+1 | | -0.3=21d | | 3r=1=4r-2 | | 5x-4=3x+13 | | d=3=10 | | 9(x+3)=-17 | | x-16÷-9=22x=-182 | | x=-182 | | 5c+1=2(c=11) | | 6x-2=-6-5-3x | | 2(c=11)=5c+1 | | 5c=1=2(c=11) | | x-16÷(-9)=22 | | v=7=12 |