Question

Raymond buys bottles of water at $2 each and a large pizza at $13. The total cost was $21. How many bottles of water did Raymond buy?

Answer 1

4 bottles of water

Explanation:

Answer 2

4 bottles of water

Explanation:

Please see attached picture for full solution.

Note that the price of the bottle of water is per bottle not total, and the price of the pizza is the total cost of that 1 pizza.

Let's check the answer:

Total cost

= 4($2) +$13

= $8 + $13

=$21 (✓)