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Altitude above sea level is given in positive values and below sea level is given in negative values. Which situation describes a hiker in Death Valley stopping at an altitude of 0 feet? *

A. The hiker starts at -10 feet then increases altitude by 10 feet.
B. The hiker starts at - 10 feet then decreases altitude by 10 feet.
C. The hiker starts at 10 feet then increases altitude by 10 feet.
D. The hiker starts at 0 feet then decreases altitude by 10 feet.

Respuesta :

ansleighbg
A because if he started at negative ten you would add the 10 he increased. When you add those two together you get 0.

-10+10=0
-10+10=0 hope this helps

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