Homework Help: algebra

Posted by judyanne on Thursday, January 13, 2011 at 9:18pm.

A problem that is similar to the examples talked about are St Marks Community babraque served 250 dinners. A childs plate cost $3.50 and an adults plate cost $7.00. A total of $1347.50 was collected . How many of each plate was served?

algebra - helper, Thursday, January 13, 2011 at 10:01pm
x = number of child's plates
y = number of adult

x + y = 250
3.50x + 7.00y = 1347.50

solve these two equations together and solve for x and y

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