a-[b-{c-(a-b-c}-c]+a=???
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a-{b-c-a+b+c-c}+a
a-b+c+a-b-c+c+a
3a-2b+c
a-b+c+a-b-c+c+a
3a-2b+c
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here u go...
hope it helps u ☺️
hope it helps u ☺️
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