The wrongest way is to mark an ' X ' on the side of the boat.
Answer:
Step-by-step explanation:
You have to group all of the same one's together and however many there is, you add that number as the exponent.
There were 2 "(-2)" so that became
, and there were 5 "7" so that became
. You keep the symbol and put it together which became 
Answer:
Step-by-step explanation:

Answer:
8.20=0.1s+5 <- equation
32 songs
Step-by-step explanation:
solve the equation