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A textbook store sold a combined total of 445 biology and history textbooks in a week. The number of history textbooks sold was 45 less than the number of biology textbooks sold. How many textbooks of each type were sold?

2 Answers

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Explanation:

hope you understand..........

A textbook store sold a combined total of 445 biology and history textbooks in a week-example-1
User Khaalid
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2.9k points
5 votes

Equations to use:

x = biology

y = history

x + y = 445.

x - 45 = y

User Akin Okegbile
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3.2k points