Lisa has 60 sandwiches divided into 6-sandwich and 12-sandwich packages. If the number of 6-sandwich packages she has is one more than the number of 12-sandwich packages, how many 12-sandwich packages does she have?
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Let x be the number of 6-sandwich packages and y be the number of 12-sandwich packages. We know that the total number of sandwiches is 60, so we can write the equation: 6x + 12y = 60 We also know that the number of 6-sandwich packages is one more than the Show more…
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