4) a-2b - [3a-6b-{2a-C+(a-4b+c)}]
Solution:-
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0
Answer:
= a-2b-[3a-6b-{2a-C+(a-4b+c)}
= a-2b-[3a-6b-2a+C+a-4b+c]
= a-2b-3a+6b+2a-C-a+4b-c
= 3a-3a-2b+10b-2c
= 8b-2c
Answered by
1
Step-by-step explanation:
=a-2b-[3a-6b-{2a-c+a-4b+c)}]
=a-2b-[3a-6b-{3a-4b}]
=a-2b-[3a-6b-3a+4b]
=a-2b-[-2b]
=a-2b+2b
=a [Ans]
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