Question

3. Add 5m - 7n +5,3n - 4m, 2m - 3mn + 5.​

Answer 1

Answer:

(5m−7n)+(3n−4m+2)+(2m−3mn−5)

=5m−7n+3n−4m+2+2m−3mn−5

=3m−4n−3mn−3

Hence the correct answer is 3m−4n−3mn−3

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation:

5m - 7n + 5 + 3n - 4m + 2m - 3mn + 5

= 5m - 4m + 2m -7n + 3n - 3mn +5 +5

= 7m - 4m - 4n - 3mn + 10

= 3m - 4n - 3mn + 10 is the answer