Chapter 3 Linear Equations Worksheet With Answers (Page 3 of 3) in pdf

Chapter 3 Linear Equations Worksheet With Answers Page 3

20 + 3�� = 5��, so �� = 10

It is cheaper to become a member if you plan on using more than 10 sessions. For less than 10

sessions, it is cheaper NOT to become a member. 10 sessions is the “break-even point:” it costs the

same whether or not you are a member

16�� + 8�� = 450 + 6�� or ( 16 + 8 ) �� = 450 + 6��, so �� = 25

It is cheaper to become a member if you plan on using the gym more than 25 days. 25 days is the

“break-even point:” it costs the same whether or not you are a member

Chapter 3 Linear Equations Worksheet With Answers Page 3