Answer:
4x -12
Step-by-step explanation:
8 - 4(-x + 5)
Distribute
8 -4(-x) -4(5)
8 +4x -20
4x -12
There are approximately 14 halves
Answer:
The radius r of this circle as a function of the time t :

Step-by-step explanation:
Speed of the circular ripple = S = 35 cm/s
Radius of the ripple at time t = r



The radius r of this circle as a function of the time t :

Answer:
2,954 gallons
Step-by-step explanation:
pls give brainliest
9514 1404 393
Answer:
180 miles
Step-by-step explanation:
Don drove (50 mi/h)×(2 h) = 100 mi.
Frank drove (40 mi/h)×(2 h) = 80 mi.
Since they drove in opposite directions, the total distance between them is
100 mi +80 mi = 180 mi.