5x/6+x/3=21

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Solution for 5x/6+x/3=21 equation:


x in (-oo:+oo)

(5*x)/6+x/3 = 21 // - 21

(5*x)/6+x/3-21 = 0

7/6*x-21 = 0 // + 21

7/6*x = 21 // : 7/6

x = 21/7/6

x = 18

x = 18

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