Jamie cell phone service costs $21 per month plus $0.25 for each level call in Long Distance calls are extra last month Jamie's
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Answer:
Step-by-step explanation:
An expression means that we don't know enough to create an equation. So, this means we will mostly be using variables.
John runs r amount every day. We need to create an expression for if he runs r amount for 4 days.
r = how much he runs per day
4 = how many days he runs
z = how much he runs this week
This is your expression!