Answer:

Step-by-step explanation:

Descending means that the hot air balloon's height is changing at a negative rate. Multiply the rate of change per minute by the total amount of minutes.

The total change in altitude is
-960 feet.
Answer:
3.2 × 10^4
Step-by-step explanation:
Move the decimal so there is one non-zero digit to the left of the decimal point. The number of decimal places you move will be the exponent on the 10
. If the decimal is being moved to the right, the exponent will be negative. If the decimal is being moved to the left, the exponent will be positive.
3.2 × 10
^4
Answer:
(1, 2) and (-1, -2)
Step-by-step explanation:
Since y = 2x, the first blank tells you
2x = 2
x = 1
____
Since the variables are squared, a negative solution is as good as a positive solution, so x = -1 and y = -2 will also work.