Question

2a-3b-[4a-3b-{a-2c-(a-2b-c)}]​

Answer 1

Answer:

2a−3b−[4a−3b−{a−2c−(a−2b−c)}]

=2a−3b−[4a−3b−{a−2c−a+2b+c}]

=2a−3b−[4a−3b−{2b−c}]

=2a−3b−[4a−5b+c]

=2a−3b−4a+5b−c

=−2a+2b−c

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Answer 2

Step-by-step explanation:

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