71 £ 5.7.3 Quiz: Polynomial Identities Question 8 of 10 Which identity could be used to rewrite the expression - 100? A. Difference of Squares O B. Sum of Cubes O C. Quadratic Formula O D. Two Squares SUBMIT​

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