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Lisa ate breakfast at a restaurant. The bill came to18.80. If she left a 20% tip, what was the total cost of her breakfast?

Solution

Lisa ate breakfast at a restaurant. The bill came to18.80. If she left a 20% tip, what was the total cost of her breakfast?

Solution

Amount after tip : 22.56

Solution steps

Translate the problem into an equation:

x = 18.8 + 0.2 \cdot 18.8

x = 18.8 + 0.2 \cdot 18.8 : x = 22.56

Amount after tip : 22.56

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