Mathematics, 26.05.2021 18:20, 20eppsj

This week, Jamyra spent a total of 100 minutes studying. This total was 20 more than four times the amount of minutes she studied last week. How many minutes did Jamyra spend studying last week?

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This week, Jamyra spent a total of 100 minutes studying. This total was 20 more than four times the...