Question

A diver begins at 90 feet below sea level. She descends at a steady rate of 6 feet per minute for 6 minutes. Then, she ascends 20 feet. This expression shows her current depth in feet. -90 -6(6)+20 What is her current depth? -596 feet -556 feet -146 feet -106 feet

Answer 1

What we must do for this case is to use the following expression:
 -90 -6 (6) +20
 Then, let's rewrite it:
 - 90 - 36 + 20
 We add all the terms algebraically:
 -126 + 20
 -106 feet
 Answer:
 her current depth is:
 -106 feet

Answer 2

Answer:

D

Step-by-step explanation:

-106ft