Answer:
#14 - t = for each t-shirt(s) sold / h = hour(s) worked
8h + 0.50t
#15 - d = for hot dog(s) sold / h = hour(s) worked
8.50h + 0.35d
Is this what you needed?
Answer: YOU TUTOR 9 HOURS
Step-by-step explanation: EACH BOX REPRESENTS 3 HOURS I THINK, SO YOU TUTOR NINE HOURS AND YOUR FRIEND TUTORS 3 HOURS.
3X3=9
1X3=3
X=6
16 plus 2 is 18 and divided by 3 is 6