Are you sure this is the COMPLETE problem?
Answer:12 m
Step-by-step explanation:
Answer:
3
Step-by-step explanation:
Answer:
C. y = 21x+90
Step-by-step explanation:
Let x be the number of hours. Each hour costs 21 dollars, so the cost of all the hours would be 21x. Then add a fixed fee of 90 to get C, y = 21x+90