-a-[a+{a+b-2a-(a-2b)}] plz solve with full solution
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2
= -a-[a+{a+b-2a-(a-2b)}]
= -a-[a+{a+b-2a + a-2b)}]
= -a-[a+{2a +b -4b)}]
= -a-[a+{2a - 3b)}]
= -a-[a+ 2a - 3b ]
= -a -[ 3a - 3b ]
= -a - 0
= -a
Answered by
1
Answer:
-a-[a+{a+b-2a-(a-2b)}]
= -a-[a+{a+b-2a-a+2b}]
= -a-[a+{3b-2a}]
= -a-[a+3b-2a]
= -a-[3b-2a]
= -a-3b+2a
= a-3b <------- is the answer
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