2x/6+x+2=21 - solution

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Solution for 2x/6+x+2=21 equation:

x in (-oo:+oo)

(2*x)/6+x+2 = 21 // - 21

(2*x)/6+x-21+2 = 0

4/3*x-19 = 0 // + 19

4/3*x = 19 // : 4/3

x = 19/4/3

x = 57/4

x = 57/4

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