-7x/9=-21

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Solution for -7x/9=-21 equation: 


x in (-oo:+oo)

(-7*x)/9 = -21 // + 21

(-7*x)/9+21 = 0

21-7/9*x = 0 // - 21

-7/9*x = -21 // : -7/9

x = -21/(-7/9)

x = 27

x = 27

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