Simplify 75 ÷ [20 - {42 ÷ 6 - (20 - 3 of 6)}]
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sorry I don,t understand
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Answer:
75÷[20-{42÷6-(20-3×6)}]
=} 75÷[20-{42÷6-(20-18)}]
=} 75÷[20-{42÷6-2}]
=} 75÷[20-{42÷4}]
=} 75÷[20-10.5]
=} 75÷9.5
=} 7.894
not sure about answer
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