Homework Help: Math

Posted by Nadia on Sunday, October 4, 2009 at 7:30pm.

Suppose the central Park Coffee Shop sells a cup of expresso for 2.00 and a cup of cappuccino for 2.50. On Friday Destiny sold 30 more cups of cappuccino than expresso for a total of 178.50, worth of expresso and cappuccino. How many cups of each were sold?

I am learion to learning about weighted averages and we are suppose to make a chart and equation. I think my chart is right but i cant seem to make an equation that makes sense. Please please help me!!!!!!

Math - bobpursley, Sunday, October 4, 2009 at 7:31pm
C=E+30
2E+2.5C=178.5
Math - Nadia, Sunday, October 4, 2009 at 7:38pm
Im sorry but i do not see how to solve. I just figured out that it is 53 cappuccinos and 23 expressos, but i can not make an equation that shows how I got those two numbers.

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