sanafarghal
26.06.2019 •
Mathematics
The sum of two numbers is 37. their difference is 11. what is the smaller number?
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Ответ:
Hello from MrBillDoesMath!
13
Discussion:
Let the numbers in the Question be call m and n. Then
m + n = 37
m - n = 11
Adding these 2 equations gives:
(m+ n) + (m - n) = 37 +11 =>
(m+m) + (n-n) = 48 =>
2m + 0 = 48 =>
m = 24.
As m + n = 37, 24 +n = 37 , so n = 13.
Thank you,
MrB
Ответ: