Answer:
-54 ft/min
Step-by-step explanation:
Find this rate of change as follows: (change in altitude) / (time).
Here, that would be -378 ft / 7 min = -54 ft/min
Answer:
324.6
Step-by-step explanation:
because Together, the classes sold 79 items and earned $118.17 for their school
Answer:
q = 3 + 1/2r
Step-by-step explanation:
10q - 5r = 30
We want to solve for q
Add 5r to each side
10q - 5r+5r = 30+5r
10q = 30+5r
Divide by 10
10q/10 = 30/10 +5r/10
q = 3 + 1/2r
