February 20, 2017

Homework Help: Math

Posted by Elle on Friday, July 24, 2009 at 2:22pm.

Lee has two tests to study for: Chemistry and French. She plans to study for up to 13h in total. She will spend at least 4 hours studying Chemistry and up to 6 hours studying French. Let x represent the number of hours she will spend studying Chemistry, and y the number of hours studying French. Which system of inequalities best represents this situation?

a) x+y</13, x>/4, y</6
b) x+y>/13, x<6, y>/4
c) xy</13, x>4, y<6
d) x+y</6+4, xy</13

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