add 5m - 7n,3n-4m+2,2m-3mn-5
LuckySk:
3m-4n-3-3mn is the answer....
Answers
Answered by
262
5m - 7n + 3n - 4m + 2 + 2m - 3mn - 5
= 5m - 4m + 2m - 7n + 3n - 3mn + 2 - 5
= 3m - 4n - 3mn - 3.
Hope it's helpful to u.
= 5m - 4m + 2m - 7n + 3n - 3mn + 2 - 5
= 3m - 4n - 3mn - 3.
Hope it's helpful to u.
Answered by
40
Add 5 m-7n, 3n-4m+2,2m-3mn-5
Step-by-step explanation:
=5m-7n+3n-4m+2+2m-3mn-5
=5m-4m+2m-7n+3n+2-5-3mn
=(5-4+2)m-(-7+3)n+(2-5)-3mn
=3m-4n-3-3mn
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