On sunday, a local hamburger shop sold a combined total of 448 hamburgers and cheeseburgers. The number of cheeseburgers sold was three times the number of hamburgers sold. How many hamburgers were sold on Monday?
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Equations:
Quantity Eq. : h + c = 448
Quantity Eq. : c = 3h
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Substitute to solve for "h":
h + 3h = 448
