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7 November, 11:54

At Teresa's auto shop, it takes her

15

minutes to do an oil change and

18

minutes to do a tire change. Let

x

be the number of oil changes she does. Let

y

be the number of tire changes she does.

Using the values and variables given, write an inequality describing how many oil changes and tire changes Teresa can do in less than

2

hours (

120

minutes).

+3
Answers (1)
  1. 7 November, 12:16
    0
    15x + 18y ≥ 120 would be the inequality
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