n+4=4n-20

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Solution for n+4=4n-20 equation:


n in (-oo:+oo)

n+4 = 4*n-20 // - 4*n-20

n-(4*n)+4+20 = 0

n-4*n+4+20 = 0

24-3*n = 0 // - 24

-3*n = -24 // : -3

n = -24/(-3)

n = 8

n = 8

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