pipo5699

13.07.2021 • 

Mathematics

The city library is having a book sale to make room for the new books it purchased. The graph shows the cost, y, in dollars, to purchase x books at the sale.
Library Book Sale
-10
Cost (dollars)
10
Books
Select the correct answer from each drop-down menu.
The
depends on the
At the sale, each book costs $

Ответ:

keesbre

24.09.2021

Mathematics

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Set x as the smaller number and y as the bigger one.
x+y=43
y-11=x

Solve by substitution:
y-11+y=43
2y-11=43
2y=54
y=27
27-11=16
x=16

The numbers are: 27 and 16

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