One cell phone plan charges $20 per month plus $0.15 per minute used. A second cell phone plan charges $35 per month plus $0.10 per minute used. Write and solve an equation to find the number of minutes you must talk to have the same cost for both calling plans.

Question

Mathematics

Taz

11 August, 00:18

One cell phone plan charges $20 per month plus $0.15 per minute used. A second cell phone plan charges $35 per month plus $0.10 per minute used. Write and solve an equation to find the number of minutes you must talk to have the same cost for both calling plans.

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Answers (2)

Know the Answer?

Chelsea Bryan · Answer 1

Both of these equations are linear, so you have to write equations in the y=my+b format. And then you have to set the equations to equal each other to find x

Answer: 300 minutes

Leticia Zhang · Answer 2

Oh I just got done with this test it is 300 mins!

Answer 300 mins!