The graph shows the function 7(x) = 2* What is the value of xwhen x) = 4?
o A. 1
B. 2
C. 0
D. 3
HELP PLEASE

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