Math, asked by FriendlyIntrovert, 9 months ago

Addition
3rd question's answer please

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Answers

Answered by sarathpusarla2006

0

Answer:

12mn-4

Step-by-step explanation:

-7mn-2mn+9mn+12mn+5+2-8-3

-9mn+9mn+12mn+7-11

12mn-4

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