Please help with #3 will give the brainiest!!

Adiverr from the university of florida women’s swimming and diving team is competing in the ncaa zone b championships

Graph the linear function using the slooe and y intercept

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18