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### Question

The equation y − 160 = 40(x − 1) represents the height in feet, y, of a hot-air balloon x minutes after the pilot started her stopwatch.

a.

Is the hot-air balloon rising or descending? Justify your answer.

b.

At what rate is the hot-air balloon rising or descending? Be sure to use appropriate units.

c.

What was the height of the balloon when the pilot started her stopwatch?

### Answer #1 for Questions: The equation y − 160 = 40(x − 1) represents the height in feet, y, of a hot-air balloon x minutes after the pilot started her stopwatch.

a.

Is the hot-air balloon rising or descending? Justify your answer.

b.

At what rate is the hot-air balloon rising or descending? Be sure to use appropriate units.

c.

What was the height of the balloon when the pilot started her stopwatch?

**Answer:**

Please see the attach photo

### Answer #2 for Questions: The equation y − 160 = 40(x − 1) represents the height in feet, y, of a hot-air balloon x minutes after the pilot started her stopwatch.

a.

Is the hot-air balloon rising or descending? Justify your answer.

b.

At what rate is the hot-air balloon rising or descending? Be sure to use appropriate units.

c.

What was the height of the balloon when the pilot started her stopwatch?

**Answer:**

A. Rising, slope is positive

B. 40 ft. per minute

C. 120 ft.

Thus the question and answer about **The equation y − 160 = 40(x − 1) represents the height in feet, y, of a hot-air balloon x minutes af…**, hopefully with answer can help solve your problem.