Riley has (8p + 7) one-dollar coins and (2p + 5) one-dollars bills. pam has 7p dollars fewer than riley. a. how much money does pam have? give your answer in terms of p. b. if p = 6, how much money will pam have after she gives half of her money to riley? me

Riley has a total of,
                                 8p + 7 + 2p + 5  or
                                        10p + 12 dollars
Pam on the other hand has 
                                    (10p + 12) - 7p = 3p + 12 dollars
After giving half of this money to Riley, Pam will have
                                        1.5p + 6 dollars

The following relation is not a function

Ireally don’t understand your problem do you have a better picture of it