Math, asked by pkdhanalakshmi2000, 18 days ago

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

Answers

Answered by srujanamyneni

0

Answer:

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

*open brackets

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

*make simple brackets

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

=14mn+13

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