Question

tìm x

47,5 - 37,5 : x = 40

 

Answer 1

\(47,5-37,5:x=40\)

\(=>37,5:x=47,5-40\)

\(=>37,5:x=7,5\)

\(=>x=37,5:7,5\)

\(=>x=5\)

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