a - [ - { - (a - b - c)}]
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Answered by
1
Answer:
which class tell us and which chapter
Answered by
0
Answer:
b+c
Step-by-step explanation:
a-[-{-(a-b-c)}]
= a +{-(a-b-c)} ( - * - = +)
= a -(a-b-c) ( - * + = -)
= a - a + b + c
= b+c
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