Katie is buying souvenir gifts for her big family back home. She wants to buy everyone either a key chain or a magnet. The magnets are on sale for 60 cents each and the key chains cost $2 each. She must purchase at least 36 gifts but has to spend less than $40. Let x represent the amount of key chains and y represent the amount of magnets. Model the scenario with a system of inequalities.

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16 July, 22:31

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Ulises Rocha · Answer 1

Let x represent the number of key chains and y represent the number of magnets

2x+.6y≤40

x+y≥36