Ellen's bill for brunch at a restaurant was 50.36. She left a 20% tip. What was the total cost of her brunch, including tip? Round your answer to the nearest cent:

Solution

Solution

Amount before tip : 41.96666 \dots

Solution steps

Translate the problem into an equation:

50.36 = x + 0.2 x

50.36 = x + 0.2 x : x = \frac{1259}{30}

\frac{1259}{30} = 41.96666 \dots

Amount before tip : 41.96666 \dots

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