Sam is a waiter at a local restaurant where he earns wages of 5

answer:

a

step-by-step explanation:

n is the number of people he serves. therefore we have to multiply with 3 to find the earnings from tipping.

this gives us e(n) = 3n

but we have to remember that he also has a wage of 5 per hr. he works 6hrs a day and will earn 30 in wages

this makes the final equation e(n) = 3n + 30

m < ECA  = 115

Step-by-step explanation:

m < ACB = 65.

m < ECA = 180 - 65 = 115