Question

2a-9b-[6a-5b+{7a-12b-(2a-3b-4c) }] answer it guys plsss love u all and flw me ​

Answer 1

Answer:2a-9b-[6a-5b+{7a-12b-2a+3b+4c)}]

= 2a-9b-[6a-5b+{5a-9b+4c}]

= 2a-9b-[6a-5b+5a-9b+4c]

= 2a-9b-[11a-14b+4c]

= 2a-9b-11a+14b-4c

= -9a+5b-4c

hope it helps

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Answer 2

Explanation:

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