Add: 7m - 8n, 4n - 4m, 2m - 3mn + 5
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Answered by
1
7m-8n+4n-4m+2m-3mn+5
5m-4n-3mn+5.
this is your answer
Answered by
2
(7m-4m+2m)+(-8n+4n)+(-3mn)+(5)
=5m-4n-3mn+5
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