Kelsey has already spent 42 minutes on the phone, and she expects to spend 2 more minutes with every phone call she routes. In all, ho

Question

Kelsey has already spent 42 minutes on the phone, and she expects to spend 2 more minutes
with every phone call she routes. In all, how many phone calls does Kelsey have to route to
spend a total of 64 minutes on the phone? Write and solve an equation to find the answer.

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Phúc Điền 3 years 2021-08-22T07:44:52+00:00 1 Answers 12 views 0

Answers ( )

    0
    2021-08-22T07:46:17+00:00

    Answer:

    11 calls

    Step-by-step explanation:

    She has already spent 42 min. Also she wants to talk for 2 min per call. We can change calls on x. So, only 2x min for her calls left.

    42 + 2x = 64

    2x = 64 – 42

    2x= 22

    x=11

    Answer: 11 calls

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