(3/9y)=81 - solution

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Solution for (3/9y)=81 equation:

y in (-oo:+oo)

(3/9)*y = 81 // - 81

(3/9)*y-81 = 0

1/3*y-81 = 0 // + 81

1/3*y = 81 // : 1/3

y = 81/1/3

y = 243

y = 243

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