Question

Zachary has 15 gallons of gas in his car at the beginning of a trip. Every hour Zachary drives, he uses 3 gallons of gas. Answer the questions below regarding the relationship between the gallons of gas remaining in the tank and the total hours driven.

Answer 1

12

Explanation:

Based on the given conditions, formulate: 15 - 3 calculate the sum or difference: 12

so the answer is:12