amprater amprater

31-03-2016
Mathematics

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the total weight of 3 tables is 16.9 pounds. the first table is twice as heavy as the second table. The weight of the third table is 1/3 the weight of the second table. What is the weight of the first table?

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samanthanp99 samanthanp99

31-03-2016

2x + x + 1/3x =16.9
31/3x=16.9

x = 5

the first table is 10 pounds

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