Posted by tato on Thursday, September 14, 2006 at 10:00pm.
a submarine descended to a level 230m below the surface of the ocean. later it ascended 95m and then dove 120m. what was the new depth of the submarine?
230m 95m + 120m = ??

algebra 1  mari, Friday, February 4, 2011 at 11:12pm
255m
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