KD

x+5/6=3/8

2/3.x-1/2=5/6

7,5.2,4-x.2,36=42,3

MH
8 tháng 5 2022 lúc 21:23

\(x=\dfrac{3}{8}-\dfrac{5}{6}=-\dfrac{11}{24}\)

\(x=\left(\dfrac{5}{6}+\dfrac{1}{2}\right):\dfrac{2}{3}=2\)

\(x=\dfrac{7,5.2,4-42,3}{2,36}=-\dfrac{1215}{118}\)

 

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