Math, asked by pramodkumar86, 10 months ago

-7mn + 5, 12mn + 2, 8mn - 8, -2mn - 3

Answers

Answered by sreedeviaddepal

7

Answer:

-mn -4

Step-by-step explanation:

-7mn + 5 +12mn +2 +8mn-8+(-2mn)+(-3)

on grouping like terms, mn( -7-2 + 8)+5+2-8 -3 =-mn -4

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