Posted by **LESLIE** on Wednesday, July 10, 2013 at 5:52pm.

a group of hikers begin their expedition at the grand canyon at an elevation of 56 feet below sea level at 5:00 am .if they climb 14 vertical feet up each hour until 10:00 am ,what is their new elevation ?

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**Ms. Sue**, Wednesday, July 10, 2013 at 5:55pm
I've shown you how to do this kind of problem. Now it's your turn.

I'll be glad to check your answer.

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**LESLIE**, Wednesday, July 10, 2013 at 6:00pm
-56+14= -42

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**Ms. Sue**, Wednesday, July 10, 2013 at 6:04pm
You're on the right track -- EXCEPT that they climb 14 feet an hour for 5 hours.

Please try again.

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**LESLIE**, Wednesday, July 10, 2013 at 6:05pm
-56 + 14(5)

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**Ms. Sue**, Wednesday, July 10, 2013 at 6:06pm
What is their new elevation?

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**LESLIE**, Wednesday, July 10, 2013 at 6:08pm
I think 14

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**Ms. Sue**, Wednesday, July 10, 2013 at 6:16pm
Right. Their new elevation is 14 feet above sea level.

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**LESLIE**, Wednesday, July 10, 2013 at 6:19pm
thank you

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**Ms. Sue**, Wednesday, July 10, 2013 at 6:20pm
You're welcome.

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