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20.04.2020 •
Mathematics
The solution (x, y) to a system of equations is the point where they...?
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Ответ:
Ответ:
Step-by-step explanation:
m-n = 3 becomes m=3+n
Substitute 3+n to m in m+n = 5
Therefore;
3+n+n = 5
3 + 2n = 5
2n = 2
n = 1
m - n = 3, n is 1
therefore;
m - 1 = 3
m = 4