how to do else statements tibasic code example

Example: conditional statements in ti-82

If 5+5 > 9 (If is found in prgm,CTL,1)
Then (Then is found in prgm,CTL,2)
Disp "10 IS GREATER THAN 9" (Disp is found in prgm,I/O,3)
Else (Else is found in prgm,CTL,3)
Disp "SOMETHING IS WRONG"
End (End is found in prgm,CTL,7)
(This will print "10 IS GREATER THAN 9")