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OpenStudy (anonymous):
Ahmed is taking orders for lunch. A slice of pizza cost $1.50 and a chicken sandwich cost $2.50. He collects $21.50 for the group of 9. let x= number of pizza orders. Let y= number of chicken orders. Assuming each person only orders one item. how many people order a chicken sandwich?
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OpenStudy (anonymous):
1.5x + 2.5y = 21.5 x + y = 9 use substitution to solve for y and x
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