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Heather, Chang, and Justin served a total of 93 orders Monday at the school cafeteria. Chang served 2 times
as many orders as Justin. Heather served 5 more orders than Justin. How many orders did they each serve?
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Justin + Heather + Chang = 93
J + (J+5) + 2J = 93
4J + 5 = 93 ====> 4J = 93 - 5 = 88 ====> J = = 22.
Answer. Justin served 22 orders, Heather 22+5 = 27 and Chang served 2*22 = 44.
Solved.