Question

Sabah has $450 to pay for college textbooks. She expects to pay about $75 per book. Her friend told her that 4 of them can be checked out of the library for free.

What equation can be used to find total number of books she can get

Answer 1

75(b-4)=450

Explanation:

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Answer 2

Answer: 75(b-4)=450

Step-by-step explanation: She doesn't have to pay for four books, so the number of books she is going to have to pay is b-4. Each of these books costs $75. To conclude, b-4 books cost 75(b-4).

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