3(n+4)=8-1/2n

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Solution for 3(n+4)=8-1/2n equation: 


n in (-oo:+oo)

3*(n+4) = 8-((1/2)*n) // - 8-((1/2)*n)

3*(n+4)+(1/2)*n-8 = 0

3*(n+4)+n/2-8 = 0

(2*3*(n+4))/2+n/2+(-8*2)/2 = 0

2*3*(n+4)+n-8*2 = 0

7*n-16+24 = 0

7*n+8 = 0

(7*n+8)/2 = 0

(7*n+8)/2 = 0 // * 2

7*n+8 = 0

7*n+8 = 0 // - 8

7*n = -8 // : 7

n = -8/7

n = -8/7

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