It depends on whether it is genuine or not. There have been many reproductions printed over the years. Some are done as legitimate copies for illustration purposes and are indicated as such, while others are counterfeits. You'd need to have your bill examined in person by someone who specializes in old currency.
what is a 1979 old 20 dollar bill worth
The value is about 39$ if the bill is in good condition
Yes, the 20 dollar bill is worth 20 dollars. Imagine that.
It's worth 5 dollars.
$20
20 dollars
It's still worth $20.
$20
20 dollars
in the U.S. how much is a twenty dollar hong kong bill worth?
no because 20 dollars and one dollar are worth different money so that's why.
20 ya idiot!