7n+3+4n=102

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Solution for 7n+3+4n=102 equation: 


n in (-oo:+oo)

7*n+4*n+3 = 102 // - 102

7*n+4*n-102+3 = 0

11*n-99 = 0 // + 99

11*n = 99 // : 11

n = 99/11

n = 9

n = 9

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