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Aditya Sai Vemparala from Amanora school, Pune

Subject :IMO Class : Class 6

Simplify : 2a - [3b - {a - (2c - 3b) + 4c - 3(a - b - 2c)}].

(A) 8c - 3b

(B) 8c + 3b

(D) -8c + 3b

solve in 20 sec

Ans 1:

Adithya Vardhan from Loyola School, Trivandrum

Class : Class 9