KATVEN

07.04.2020 • 

Mathematics

For homework, Anya had to find the width of a bedroom
after the scale changed from 1 inch : 4 feet to 1 inch : 7
feet. Her work is shown below.
What error did Anya make?
O She set up the proportion incorrectly; the second
ratio should be 2.
1 inch: 4 feet
1 inch : 7 feet
4 in.
O She cross-multiplied incorrectly.
O She divided incorrectly.
2 in.
O She used the wrong label; it should be inches.
7x=2
x= = feet

Ответ:

Mamiwork2

02.12.2021

Mathematics

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So -6 is an answer since it's equal to -6, then 10+(-6) is 4, and then 10-(-6) is 16. So -6, 4, and 16.

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