Mathematics, 18.09.2021 04:40 quincyjosiah07

Xander and Darius left a 20% tip after having dinner at a restaurant. The amount of the tip was $5. Xander's dinner cost $15. Which of these equations can you use to find x, the cost of Darius's dinner?

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Xander and Darius left a 20% tip after having dinner at a restaurant. The amount of the tip was $5....