Mathematics, 26.05.2021 14:50 sunny644
At a concession stand, seven hot dog(s) and two hamburger(s) cost $15.25; two hot dog(s) and seven hamburger(s) cost $14.00. Find the cost of one hot dog and the cost of one hamburger.
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At a concession stand, seven hot dog(s) and two hamburger(s) cost $15.25; two hot dog(s) and seve...
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