7/3=13/y

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Solution for 7/3=13/y equation: 


D( y )

y = 0

y = 0

y = 0

y in (-oo:0) U (0:+oo)

7/3 = 13/y // - 13/y

7/3-(13/y) = 0

7/3-13*y^-1 = 0

-13*y^-1 = -7/3 // : -13

y^-1 = 7/39

-1 < 0

1/(y^1) = 7/39 // * y^1

1 = 7/39*y^1 // : 7/39

39/7 = y^1

y = 39/7

y = 39/7

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