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21-05-2017
Mathematics

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Which equation represents this statement? One-third of a number is 21.
a. 21 x = 3
b. 21 3 = x
c. 1 3 x = 21
d. 1 3 (21) = x?

Respuesta :

21-05-2017

Assuming c says 1/3x=21, that's the right answer. if you read too quickly you might rush into thinking x=7, but if course it is 63.

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