A textbook store sold a combined 478 physics and biology textbooks in a week. The number of biology textbooks sold was 70 less than the numb

Question

A textbook store sold a combined 478 physics and biology textbooks in a week. The number of biology textbooks sold was 70 less than the number of physics textbooks sold. How many textbooks of each type were sold?

Number of physics books sold:

Number of biology textbooks sold:

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Helga 5 years 2021-08-11T08:33:15+00:00 1 Answers 12 views 0

Answers ( )

  1. dangkhoa
    0
    2021-08-11T08:34:55+00:00
    Reply

    Answer:

    3443

    Step-by-step explanation:

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