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03-10-2020
Mathematics

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Jessica has 45 books in her library. She bought several books at yard sale over the weekend. She now has 78 books in her library. How many books did she buy at the end of the yard sale?

x+45=78; 33 books
x-45=78; 33 books
x-78=33; 111 books
x+45=33; 37 books

Respuesta :

garosas09 garosas09

03-10-2020

Answer:

x+45=78; 33 books

Step-by-step explanation:

33+45=78

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