Mathematics, 10.07.2019 15:00 selenaK9514
Package a contains 3 birthday cards and 2 you notes and costs $18. package b contains 8 birthday cards and 6 you notes and costs $50. if x represents the cost of a birthday card and y represents the cost of a you note, how much does each birthday card cost? 3x+2y=18 8x+6y=50
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