Unit 4, Lesson 9
When Are They the Same?
Grade 8
Practice
Problem 1
Student Task Statement
Cell phone Plan A costs $70 per month and comes with a free $500 phone.
Cell phone Plan B costs $50 per month but does not come with a phone.
If you buy the $500 phone and choose Plan B, how many months is it until your cost is the same as Plan A's?
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