Mathematics, 13.07.2019 13:30, Magree5321

Kara has 21 collectible buttons to sell. she sells the small buttons for $3 and the large buttons for $4, and earns a total of $68. if the small buttons are represented by x and the large buttons are represented by y which of the following systems of equations can be used to calculate the number of large and small buttons sold.

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Kara has 21 collectible buttons to sell. she sells the small buttons for $3 and the large buttons fo...