SOLUTION: A textbook store sold a combined total of 479 psychology and sociology textbooks in a week. The number of sociology textbooks sold was 47 less than the number of psychology textbo
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Question 1137666: A textbook store sold a combined total of 479 psychology and sociology textbooks in a week. The number of sociology textbooks sold was 47 less than the number of psychology textbooks sold. How many textbooks of each type were sold?
You can put this solution on YOUR website! Let = number of psychology books sold = number of sociology books sold
and
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263 psychology books were sold
216 sociology books were sold
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check:
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