Question

if x equals to 1 by 3 and y equals to 6 by 7 then xy minus y by x equals to ?​

Answer 1

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Answer 2

Step-by-step explanation:

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\begin{lgathered}x = \frac{1}{3} \: \: and \: y = \frac{6}{7} \\ \\ xy - \frac{y}{x} \\ \\ \frac{1}{3} \times \frac{6}{7} - \frac{ \frac{6}{7} }{ \frac{1}{3} } \\ \\ \frac{2}{7} - \frac{6}{7} \times \frac{3}{1} \\ \\ \frac{2}{7} - \frac{18}{7} = \frac{ - 16}{7}\end{lgathered}

x=

3

1

andy=

7

6

xy−

x

y

3

1

×

7

6

−

3

1

7

6

7

2

−

7

6

×

1

3

7

2

−

7

18

=

7

−16

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