x+4=81/20+4/5x

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Solution for x+4=81/20+4/5x equation: 


x in (-oo:+oo)

x+4 = (4/5)*x+81/20 // - (4/5)*x+81/20

x-((4/5)*x)-(81/20)+4 = 0

x+(-4/5)*x-81/20+4 = 0

1/5*x-1/20 = 0 // + 1/20

1/5*x = 1/20 // : 1/5

x = 1/20/1/5

x = 1/4

x = 1/4

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