2n/3-5/7=55/21

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Solution for 2n/3-5/7=55/21 equation: 


n in (-oo:+oo)

(2*n)/3-(5/7) = 55/21 // - 55/21

(2*n)/3-(5/7)-(55/21) = 0

(2*n)/3-5/7-55/21 = 0

2/3*n-10/3 = 0 // + 10/3

2/3*n = 10/3 // : 2/3

n = 10/3/2/3

n = 5

n = 5

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