22waltn 22waltn

26-02-2018
Mathematics

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Mr. Patterson ordered pizzas for the soccer team. Medium pizzas have 8 slices and large pizzas have 10. if there are 13 pizzas and 108 slices, how many of each size pizza were ordered?

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SatansGF SatansGF

26-02-2018

m + l = 13 [m = 13 - l]

8m + 10l = 108

8(13 - l) + 10l = 108
104 - 8l + 10l = 108
2l = 4
L = 2

M = 13 - 2 = 11

There are two large pizzas and eleven medium pizzas.

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