Question

2a - 3b - [4a - 3b - {a-2c-(a-2b - c)}]] simplify ​

Answer 1

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Answer 2

$\huge\bold\red{Given:-}$

2a-3b-[4a-3b-{a-2c-(a-2b-c)}]]

2a-3b-{4a-3b-(a+2c-a-2b+c)}

2a-3b-4a+3b+a-2c-a+2b+c

(2a-4a+a-a)+(3b-3b+2b)+c-2c

-2a+2b-c

Hence proved...☺️