What is the value of this expression? 42−{(7+14)÷7}×4 A. 6 B. 28 C.30 D. 156

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1. C
   Add 7+14 first and then divided by 7×4 then subtract it by 42

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2. Answer:

   42−{(7+14)÷7}×4

   42 – {21 ÷ 7} x 4

   42 – 3 x 4

   42 – 12

   30

   Step-by-step explanation:

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