4(n+2)/5=-n

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Solution for 4(n+2)/5=-n equation:


n in (-oo:+oo)

(4*(n+2))/5 = -n // + n

(4*(n+2))/5+n = 0

(4*(n+2))/5+(5*n)/5 = 0

4*(n+2)+5*n = 0

9*n+8 = 0

(9*n+8)/5 = 0

(9*n+8)/5 = 0 // * 5

9*n+8 = 0

9*n+8 = 0 // - 8

9*n = -8 // : 9

n = -8/9

n = -8/9

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