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Luba_88
8 days ago
5

Isabella spends $4.87 on paintbrushes and paint. How many of each item does she buy? Explain how you found your answer

Mathematics
1 answer:
PIT_PIT [11.9K]8 days ago
5 0

Response:Reply: Isabella purchases 2 paintbrushes and 3 paint jars.

Detailed breakdown:

Isabella can acquire a total of 5 items, which include both paintbrushes (p) and jars of paint (j): j + p = 5. She cannot select 4 items since 4 * $0.99 = $3.96 < $4.87, and 6 items are also not an option because 6 * $0.95 = $5.70 > $4.87. Thus, we denote p = 5 - j. The second equation states: 0.95 * (5 - j) + 0.99 j = 4.87, simplifying to 4.75 - 0.95 j + 0.99 j = 4.87; which gives us 0.04 j = 0.12; hence j = 0.12: 0.04; resulting in j = 3 and p = 5 - 3 = 2. We can verify: 0.95 * 2 + 0.99 * 3 = 1.90 + 2.97 = 4.87.

(Hope this clarifies!!!!)

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