please solve it and send a pic of the answer Thank you GBU
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Answer :
3a + 2b - c + 5b - 6a + 2ab – 9b - 11ab - 4a + 21 ab
= 3a - 6a + 2b + 5b - c + 2ab – 11ab + 21ab - 9b - 4a
= - 3a + 7b - c + 2ab – ( 10ab ) - 9b - 4a
= - 3a - 4a + 7b - 9b + 2ab - 10ab - c
= - 7a - 2b - 8ab - c
Explanation :
this is solved by me
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