Question

the hot air balloon starts descending from an elevation of 2,400 feet. it descends at a constant rate of 400 feet per minute. to find the slope of this line, first think about how much the elevation changed every minute. every minute, the elevation by feet.

Explanation:

Step1: Identify elevation change direction

The balloon is descending, so elevation decreases.

Step2: Use given descent rate

The balloon descends at 400 ft per minute.

Answer:

Every minute, the elevation decreases by 400 feet.