Mathematics, 24.09.2019 01:00 lberries08

David made 30 cups of tea per hour. andrew made 35 cups of coffee per hour. this week david made an additional 10 cups of tea. write an expression that represents the weekly cups of tea and coffee. d = the number of hours that david made tea this week. a = the number of hours andrew worked this week?

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David made 30 cups of tea per hour. andrew made 35 cups of coffee per hour. this week david made an...