2n/3-2/7=78/21

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Solution for 2n/3-2/7=78/21 equation: 


n in (-oo:+oo)

(2*n)/3-(2/7) = 78/21 // - 78/21

(2*n)/3-(2/7)-(78/21) = 0

(2*n)/3-2/7-26/7 = 0

2/3*n-4 = 0 // + 4

2/3*n = 4 // : 2/3

n = 4/2/3

n = 6

n = 6

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