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30-10-2020
Mathematics

contestada

which phrase describes an unknown or changeable quantity?
a. 60 seconds multiplied by 5
b. 3 dollars and 76 cents
c. 2 times the number of pages in a book
d. 15 years of schooling

Respuesta :

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30-10-2020

Answer:

c. 2 times the number of pages in a book.

Step-by-step explanation:

this would be represented by 2n.

We do not know how many pages there are.

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