Please post a new question with the bill's date.
The last $20 silver certificates were dated 1891 so make sure that your bill isn't something else like a National Currency bill, or a standard Federal Reserve Note.
The motto is In God WE Trust, not "you", and wasn't put on $20 bills until the 1960s so the fact that it's missing on an older bill is normal.
Around $20 + or - if it is 1oz give or take conditon and the current prices of silver.
The silver certificate and the gold certificate were replaced by the Federal Reserve Dollar.
The Chief 1899 $5 dollar silver certificate is paper money.
A 1934 five dollar silver certificate in good condition is worth $33.00.
There is no such thing as a 1989 $1 Silver Certificate.
The value of the 5 dollar 1936 silver certificate is not available because there was no certificate of this denomination issued in 1936. The certificate is most likely a fake.
The oldest dollar bill is a 1935 Silver Certificate.
A martha washington silver certificate dollar bill is currently worth approx (In decent shape) 5-750.00
Check that bill again. There was no $1 silver certificate dated 1931.
Most of them aren't rare. There's more information at the question "What is the value of a 1935 US 1 dollar silver certificate?"
It is impossible to define the value or worth of a 1963 5 dollar silver certificate because there were none manufactured in that year. The last batch of 5 dollar silver certificates are dated 1953.
The US did not print any two dollar silver certificates after 1899.