If it's not what You are looking for type in the equation solver your own equation and let us solve it.
0.25=0.8^n
We move all terms to the left:
0.25-(0.8^n)=0
We get rid of parentheses
-0.8^n+0.25=0
We move all terms containing n to the left, all other terms to the right
-0.8^n=-0.25
n=-0.25/1
n=-0.25
| 5x-8=11+5 | | 1/11y+3=-10 | | 19=-z–32 | | 8-9x=18x=7 | | 36-(1+7y-2(y+3))=-3(4y-7)-(9(y-1)-12y+13) | | 7x+4x+360=371 | | 6x2x+8=180 | | 47-(5+6y-4(y+3))=-4(4y-4)-(5(y-1)-12y+9) | | 47-(5+6y-4(y+3))=-4(4y-4)-5(y-1)-12y+9 | | (x-1+x+3)=(x+1=x+3=x+5) | | 47-(5+6y-4(y+3)=-4(4y-4)-(5(y-1)-12y+9) | | y-0.75y=255 | | 47-(5+6y-4(y+3)=-4(4y-4)-5(y-1)-12y+9 | | 25+3x=4 | | x+3=(2x-4)=(x+3) | | 207=8(1+5x) | | 4x+12=8(x-1 | | 4(b+17)=(7b+2) | | 3(n-1)=n+19 | | 16=5(x-4)-(x-6) | | x−0.15x=22.10 | | 6x=240+.5x | | 12(2-x)=6(1+x | | 7(2x+.2145)=1.5-x | | y=12×= | | 7w=5•17 | | 8^=4m | | -8=-16=n= | | y=12× | | 3x−12=−4x+233x-12=-4x+23 | | .025x+.0325x=615 | | y-1=-15 |