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4 votes
Solve the system of equations.
3m+3n=36
8m-5n=31

please help me ​

User Mean
by
8.3k points

1 Answer

5 votes

Answer:

m = 7, n = 5

Explanation:

3m+3n=36

m + n = 12

n = 12 - m

8m-5n=31

8m - 5(12 - m) = 31

8m - 60 + 5m = 31

13m = 91

m = 7

n = 12 - 7

n = 5

User Steve McGuire
by
10.1k points

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