Reed C.

asked • 05/14/18

Bill bought 3 danishes and 9 filled donuts for ​$14.25. Mary Ann bought 7 of each for ​$15.05. What is the price of each type of​ pastry?

Please help me solve this

1 Expert Answer

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Kenneth S. answered • 05/14/18

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This is the kind of problem that can be solved by algebra!! (There are Oh So Many.)
To begin, let d = cost of one danish pastry & let f = cost of one filled doughnut.
 
Next, write equations representing the two monetary amounts paid by each individual; this is a system of two linear equations.
 
When you finish your calculations, remember to CHECK YOUR ANSWERS.
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