Question

Hugh bought some magazines that cost $3.95 each and some books that cost $8.95 each. He spent a total of $47.65. If Hugh bought 3 magazines, how many books did he buy?
The equation that models the problem is 3.95m + 8.95b = 47.65, where m is the number of magazines and b is the number of books.

Answer 1

$3.95m   + $8.95b = $47.65
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$3.95(3)  + $8.95b= $47.65
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$11.85 + $8.95b  =  $47.65
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                $8.95b  =  $35.80
                  _____      _____
                  8.95    =   8.95
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      B=4