Question

lexi kept a tally of the number of emails she received each day for a week.
emails lexi received
day emails
monday 5
tuesday 9
wednesday 6
thursday 5
friday 7
according to the table, what was the rate of change between tuesday and thursday?
emails per day

Explanation:

Step1: Identify values

Tuesday: 9 emails; Thursday:5 emails; Days between:2

Step2: Calculate rate of change

Rate = $\frac{5 - 9}{2} = \frac{-4}{2} = -2$

Answer:

-2