Math, asked by harneet007, 11 months ago

12a-[5a*-{(6a+7a)-(4-3a)}+2a]​

Answers

Answered by buuny
5

Answer:

12a-[5a-{13a-4-3a}+2a]

12a-[5a-10a+4+2a]

12a-[4-3a]

12a+3a-4

15a-4

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