Bill bought 4 more goldfish. Now he has 24. Which equation can be used to calculate the number of goldfish Bill had before he bought some more?

A.

4 + 24 = b

B.

24 = b + 4

C.

4 - 24 = b

D.

24 = b - 4

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Expand the expression as a product of factors (x-t) 3

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5.2 turned into a fraction in simplest form.

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