1/3*x+9=15 - solution

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Solution for 1/3*x+9=15 equation:

x in (-oo:+oo)

(1/3)*x+9 = 15 // - 15

(1/3)*x-15+9 = 0

1/3*x-6 = 0 // + 6

1/3*x = 6 // : 1/3

x = 6/1/3

x = 18

x = 18

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