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17 June, 03:10

The school library is buying new books that cost $9 each. Which equation

represents the total cost (t) for any number of books (b) ? *

Ot=b-$9

O

t = b + $9

O b = $9t

O

t = $9b

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Answers (1)
  1. 17 June, 05:19
    0
    t = $9b

    Step-by-step explanation:

    The total cost is t, and that is equal to 9 dollars for each book bought, so we multiply the amount of books by 9, so 9b, we add the dollar sign and t = $9b.
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