Question

[20-2{5+(-12)}×{2(5-2-9)}]

Answer 1

[20-2{5+(-12)}*{2(5-2-9)}]
=[20-2{5-12}*{2(-6)}]
=[20-2{-7}*{-12}]
=[20-2(84)]
=[20-168]
=-148

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HOPE IT HELPS!!

Answer 2

hope that may be of some help to you