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a fruit company delivers its\ fruit\ in\ two\ types of boxes: large and small. A delivery of 9 large boxes and 7 small ones has a total of 171 kilograms. A delivery of 3 large and 5 small have a total of 75 kilograms. How much does each box weigh?

 Apr 1, 2020
 #1
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9 l + 7 s = 171

3 l + 5 s = 75          Multiply this equation by -3

-9 l - 15 s = -225     Add to top equation

       - 8 s  = -54        solve for s, the kg wt of small pkgs      then use this value in one of the equations to compute l, the large pkg wt

 Apr 1, 2020

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