SOLUTION: Dawn spent $13 on pens and notebooks. The pens cost $2 each and the notebooks cost $3 each. How many of each did she buy?
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Question 151102: Dawn spent $13 on pens and notebooks. The pens cost $2 each and the notebooks cost $3 each. How many of each did she buy?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Dawn spent $13 on pens and notebooks. The pens cost $2 each and the notebooks cost $3 each. How many of each did she buy?
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EQUATION:
Value EQUATION: 2p + 3n = 13
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Consider multiples and 2 and multiples of 3
2: 2, 4, 6, 8, 10
3: 3, 6, 9
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4 + 9 = 13
p = 2 and n = 3
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Cheers,
Stan H.
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