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Alenkinab [10]
3 years ago
15

In the school store, pencils cost 15 cents each and erasers cost 10 cents each. There is no tax. Gabby wants to spend exactly $2

.00 on pencils and erasers.
How many of each can she buy? Provide detail explanation of your solution process and all possible strategies.
Mathematics
1 answer:
kakasveta [241]3 years ago
7 0

she bought 10 pencils and 5 erasers

Let x represent the number of pencils and y represent the number of erasers.

Gabby wants to spend exactly $2.00 on pencils and erasers, hence:

0.15x - 0.1y = 2        (1)

Therefore x = 10 and y = 5

Therefore she bought 10 pencils and 5 erasers.

Find out more at: brainly.com/question/25035724

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