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

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


x in (-oo:+oo)

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

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

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

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

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

7*x-16+24 = 0

7*x+8 = 0

(7*x+8)/2 = 0

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

7*x+8 = 0

7*x+8 = 0 // - 8

7*x = -8 // : 7

x = -8/7

x = -8/7

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