2.1.1 Calling Plans day 3

Unit 2: Linear Relationships

SWBAT:Compare calling plans by using graphs, tables, and equations

9. Create a table for Plan B.

10. Add Plans B and C to the Long-distance Calling Plans graph.

11. Look at your completed graph and write 3 conclusions that you can reach from the graph.

Homework:12. Assign one of the plans to each member in your group.a. Use the description, table or graph of your plan to write an

equation to represent the relationship between the total cost and minutes used.

b. Identify each of the variables in your equation and explain what they represent in the problem situation.

c. Identify each of the numerical constants in your equation and explain what they represent in the problem situation.

d. Identify each operation in your equation and explain what they represent in the problem situation.

 

Homework: (Continued)13. Share your equations and explanations with your

group. Record the equations here:

Plan A

Plan B

Plan C

Plan D

Plan E

Homework: (Continued)14. Write a description explaining how you would

write an equation for any Calling Plan.