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Alexeev081 [22]
3 years ago
7

4m=n+7 3m+4n +9 =0 ​

Mathematics
1 answer:
Vlada [557]3 years ago
3 0

Answer:

n=-3

m=1

Step-by-step explanation:

get m by itself then plug it in for the other m and solve, then solve for n.

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