SOLUTION: After visiting the Titanic, Captain Brain and Mr. Pinky are taking the Alvin submarine back to the surface of the water. After ascending for 4 hours, they are 1260 feet below the s

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: After visiting the Titanic, Captain Brain and Mr. Pinky are taking the Alvin submarine back to the surface of the water. After ascending for 4 hours, they are 1260 feet below the s      Log On


   

Question 1160322: After visiting the Titanic, Captain Brain and Mr. Pinky are taking the Alvin submarine back to the surface of the water. After ascending for 4 hours, they are 1260 feet below the surface of the water. Then, at 9 hours they are 960 feet below the surface.
Write an equation to model this situation (use d for distance in meters and
h for hours).
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Use the Two-Point form:



Using in place of and in place of

Where and

Given the way the question was posed, you can simply substitute the numbers and stop there. Since the instruction was to write AN equation, and no criteria for form was given. Your decision here would depend on your understanding of your professor's/teacher's expectations.


John

My calculator said it, I believe it, that settles it