Rachel fills 13 water bottles per hour. Alyssa fills 15 bottle of water per hour. This week Alyssa filled an additional 5 bottles of water. Write an expression that represents the weekly water of bottle filled. R=the number of hours that Rachel filled bottles this week. A=the number of hours Alyssa filled the bottles this week.

Question

Mathematics

Kirsten Sexton

8 December, 18:04

Rachel fills 13 water bottles per hour. Alyssa fills 15 bottle of water per hour. This week Alyssa filled an additional 5 bottles of water. Write an expression that represents the weekly water of bottle filled. R=the number of hours that Rachel filled bottles this week. A=the number of hours Alyssa filled the bottles this week.

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Eliana Dean · Answer 1

Rachel fills 13 water bottles per hour, so she contributes 13R. Alyssa fills 15 bottles an hour, so she contributes 15A, plus 5 for the additional water bottles filled. Thus, the full expression is:

13R+15A+5