Help meh pls! I will give brainleist if correct omgawd pls!

5(-9w) put expression in distributive property

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

Acampus club held a bake sale as a fund raiser, selling coffee, muffins, and bacon and eggs sandwiches. the club members charged $1 for a cup of coffee, 3$ for a muffin , and $4 for a back. and egg sandwich. they sold a total of 55 items , easing $119. of the club members sold 5 more muffins than cups of coffee, how many bacon and egg sandwiches he’s did they sell