What is the equation of the circle represented by the graph? a. (x + 4)^2 + (y + 8)^2 = 16

b. (x - 4)^2 + (y + 8)^2 = 16

c. (x + 4)^2 + (y - 8)^2 = 16

d. (x - 4)^2 + (y - 8)^2 = 16

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