Question

Simplify. a-[b-{c-(a-b-c}-c]+a​

Answer 1

GIVEN

a-(b-(c-(a-b-c)-c)+a

=a-(b-(c-a+b+c-c)+a

=a-(b-(b+c-a)+a

=a-(b-b-c+a)+a

=a+c-a+a

=a+c

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