Math, asked by diya8130, 6 months ago

Add : -7mn, 5, 12mn, -2, 9mn, 8​

Answers

Answered by Anonymous
5

Answer:

14mn+13

here us your answer

hope it help

Answered by iamthemachoman710
17

Answer:

-7mn + 5 + 12mn + (-2) + 9mn + 8

*open brackets

-7mn + 5 + 12mn - 2 + 9mn + 8

*Make simple brackets

[-7mn + 12mn + 9mn] + [5 + 8 -2]

Add all

14mn + 11

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