Question

A bottlenose dolphin is 10 feet below sea level. Then it begins to dive at a rate of 9 feet per second. What is the equation of the line that represents its elevation, y, after x seconds?
A.
y = 9x − 10
B.
y = -9x − 10
C.
y = 9x + 10
D.
y = -9x + 10

Answer 1

Answer:

ans is (c) hope this helps you mate xD

Answer 2

Answer:

B

Step-by-step explanation:

Because the dolphin is diving, it would be going down meaning all negatives!

G' luck!