Homework Help: prealgebra

Posted by summer on Sunday, January 14, 2007 at 3:34pm.

The elevation of Mt. Whitney, the highest peak in California is 14,776 ft more than the elevation of Death Valley, California. If Death Valley is 282 ft below sea level, find the elevation of Mt. Whitney.

Let x be the elevation of Mt. Whitney

x - (-282) = 14,776

Solve for x

x=5082!if something minus a negative number equals a positive number just add both together!

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