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OpenStudy (anonymous):
Quick Copy recently charged 49¢ per page for color copies and 7¢ per page for black-and-white copies. If Shirlee’s bill for 90 copies was $11.34, how many copies of each type were made?
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OpenStudy (anonymous):
Simply set up an equation: 11.34=0.49(c)+0.07(b) and : c+b=90
OpenStudy (anonymous):
Now solve the second equation for one variable and then plug that into the first equation
OpenStudy (anonymous):
sorry im very confused
OpenStudy (anonymous):
so i got 44.1 +6.3 is that correct?
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