Câu hỏi của nguyễn ngọc khánh chi

Question

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$x.\dfrac{13}{7}-\dfrac{2}{3}=20\%$

Meo Meo · Accepted Answer

$x.\dfrac{13}{7}-\dfrac{2}{3}=20\%$

$x.\dfrac{13}{7}-\dfrac{2}{3}=\dfrac{20}{100}$

$x.\dfrac{13}{7}=\dfrac{20}{100}+\dfrac{2}{3}$

$x.\dfrac{13}{7}=\dfrac{13}{15}$

$x=\dfrac{13}{15}:\dfrac{13}{7}$

$x=\dfrac{7}{15}$Câu trả lời: $x.\dfrac{13}{7}-\dfrac{2}{3}=20\%$

$x.\dfrac{13}{7}-\dfrac{2}{3}=\dfrac{20}{100}$

$x.\dfrac{13}{7}=\dfrac{20}{100}+\dfrac{2}{3}$

$x.\dfrac{13}{7}=\dfrac{13}{15}$

$x=\dfrac{13}{15}:\dfrac{13}{7}$

$x=\dfrac{7}{15}$

Wendy Marvell · Answer

$x.\dfrac{13}{7}-\dfrac{2}{3}=20\%$

$x.\dfrac{13}{7}-\dfrac{2}{3}=\dfrac{1}{5}$

$x.\dfrac{13}{7}$          $=\dfrac{1}{5}+\dfrac{2}{3}$

$x.\dfrac{13}{7}$          $=\dfrac{13}{15}$

$x$                  $=\dfrac{13}{15}:\dfrac{13}{7}$

$x$                  $=\dfrac{7}{15}$Câu trả lời: $x.\dfrac{13}{7}-\dfrac{2}{3}=20\%$

$x.\dfrac{13}{7}-\dfrac{2}{3}=\dfrac{1}{5}$

$x.\dfrac{13}{7}$          $=\dfrac{1}{5}+\dfrac{2}{3}$

$x.\dfrac{13}{7}$          $=\dfrac{13}{15}$

$x$                  $=\dfrac{13}{15}:\dfrac{13}{7}$

$x$                  $=\dfrac{7}{15}$

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