7-4n+7n=34 - solution

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Solution for 7-4n+7n=34 equation:

n in (-oo:+oo)

7*n-(4*n)+7 = 34 // - 34

7*n-(4*n)-34+7 = 0

7*n-4*n-34+7 = 0

3*n-27 = 0 // + 27

3*n = 27 // : 3

n = 27/3

n = 9

n = 9

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