1.

Simplify: 10+3a-[a+2b-{3b-a-la-2b)}]​

Answer» STION :-

SIMPLIFY \sf 10+3a-[a+2b-\{3b-a-(a-2b)\}]

ANSWER :-

\sf 10+3a-[a+2b-\{3b-a-(a-2b)\}]

\sf 10+3a-[a+2b-\{3b-a-a+2b\}]

\sf 10+3a-[a+2b-\{5b-2a)\}]

\sf 10+3a-[a+2b-5b+2a]

\sf 10+ 3a-[3a-3b]

\sf 10 + \cancel {3a} - \cancel {3a} + 3b

\boxed{\sf 10 + 3b}



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