930 Module 3 Lesson 3 (Day 2) Exit Slip
Writing Algebraic Expressions
Name:______________________ Date:__________
Corriveau
Krueger
Vidal
Solve each problem. Always label and simplify your answer if possible.
1.) Marco rode 120 miles on the first day of his cross-country bicycle trip. He planned to ride an
additional 100 miles each day. Write an algebraic expression to represent the total number of
miles he will ride after d days have passed.
2.) Irene has 50,000 airline miles in her account. She is planning to redeem the miles on a trip that
costs 100,000 miles. In the months to come, she expects to accumulate an additional 2,000 miles
per month in her account.
a. Write an algebraic expression to represent the total number of miles she still needs to
accumulate after m months.
b. How long will it take her to reach her goal of 100,000 miles?
3.) Kelsey has saved $35 towards the cost of a $390 video game system. In the weeks to come, she
plans to save an additional $10 per week.
a. Write an algebraic expression for the amount Kelsey has saved after w weeks.
b. Write an algebraic expression to represent the total amount she still needs to save after w
weeks have passed.
Answers:
1.) 120 + 100d
2.) a. 50,000 – 2,000m
b. 25 months
3.) a. 35 + 10w
b. 355 – 10w