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Mathematics, 03.01.2020 09:31 johara

For her exercise today, keiko plans to both run and swim. let r be the number of laps she runs and let s be the number of laps she swims. each lap she runs takes her 5 minutes, and each lap she swims takes her 3 minutes. she wants to exercise for at least 30 minutes today. using the values and variables given, write an inequality describing this.

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