1/7(14+28)=2(r+2)

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Solution for 1/7(14+28)=2(r+2) equation: 


r in (-oo:+oo)

(1/7)*(14+28) = 2*(r+2) // - 2*(r+2)

(1/7)*(14+28)-(2*(r+2)) = 0

(1/7)*(14+28)-2*(r+2) = 0

6-2*(r+2) = 0

6-2*(r+2) = 0

2-2*r = 0

2-2*r = 0

2-2*r = 0 // - 2

-2*r = -2 // : -2

r = -2/(-2)

r = 1

r = 1

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