2r/3+1/9=2r-2r/9

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Solution for 2r/3+1/9=2r-2r/9 equation: 


r in (-oo:+oo)

(2*r)/3+1/9 = 2*r-((2*r)/9) // - 2*r-((2*r)/9)

(2*r)/3-(2*r)+(2*r)/9+1/9 = 0

(2*r)/3-2*r+(2*r)/9+1/9 = 0

1/9-10/9*r = 0 // - 1/9

-10/9*r = -1/9 // : -10/9

r = -1/9/(-10/9)

r = 1/10

r = 1/10

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