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Mathematics 5 Online
OpenStudy (unofficialllyy):

I need help with a few math problems. I will fan and medal!

OpenStudy (unofficialllyy):

1. At Alonzo's auto shop, it takes him 12 minutes to do an oil change and 24 minutes to do a tire change. Let x be the number of oil changes he does. Let y be the number of tire changes he does.Using the values and variables given, write an inequality describing how many oil changes and tire changes Alonzo can do in less than 2 hours (120 minutes).

OpenStudy (unofficialllyy):

I'm terrible with word problems.

OpenStudy (mathmale):

Suggest that you start off immediately by typing in your question and omit the "fan and medal" part. If this guy can do an oil change in 12 minutes, and if x represents the number of oil changes he does, what's an expression for the total oil change work time?

OpenStudy (mathmale):

Hint: the rate of change is (1 oil change / 12 minutes). The number of oil changes is x, that is, x oil changes. What happens if you multiply these two together?

OpenStudy (unofficialllyy):

I got the answer. Thanks.

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