2/3x+15=21

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Solution for 2/3x+15=21 equation: 


x in (-oo:+oo)

(2/3)*x+15 = 21 // - 21

(2/3)*x-21+15 = 0

2/3*x-6 = 0 // + 6

2/3*x = 6 // : 2/3

x = 6/2/3

x = 9

x = 9

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