One week, Isabelle bought 2 bags of apples and 3 bags of oranges. The next week, she bought 1 bag of apples and 2 bags of oranges. If a represents the cost of each bag of apples and r represents the cost of each bag of oranges, which expression could Isabelle use to calculate the difference between the amounts she spent each week?

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8 January, 06:42

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Marin Cunningham · Answer 1

Teh first week she brought 2a and 3r

the second week she brought a and 2r

subtract the two to get the difference of a + r