Mathematics
Catherine40
15

A vending machine sells chips at $0.55 and candy at $0.75. last month, the vending machine yielded $170.00 with the sale of 260 items. Let x be the number of chips sold and y the number of candies. How many packages of chips were purchased last month?

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(1) Answers
ChristineLoyd210

We know that X + Y = 260 and that 0.55X + 0.75Y = 170 So X = 260 - Y now plug it in the other equation and solve or try to multiply first equation with -0.55 and then aggregate with another one. hope this helps :)

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