PLS PLS ANSWER THIS QUESTION CORRECTLY AND IF YOU CAN EXPLAIN IT PLS DO IT TOO AND I WILL MARK IT AS BRAINLIST PLSSS

Ineed ! the person who answers and shows their work on they got the answer first will be marked the !

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

How many verticies does a triangular prims have