The price of a pizza plus 14% delivery charge comes to a total cost of 18.24. What was the price of the pizza? Describe the situation as a linéaire equation, using x as the variable to describe the unknown quantity.

Solution

The price of a pizza plus 14% delivery charge comes to a total cost of 18.24. What was the price of the pizza? Describe the situation as a linear equation, using x as the variable to describe the unknown quantity.

Solution

Amount before addition : 16

étapes des solutions

Translate the problem into an equation:

18.24 = x + 0.14 x

18.24 = x + 0.14 x : x = 16

Amount before addition : 16

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