4x-4/10x-20

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Solution for 4x-4/10x-20 equation: 


x in (-oo:+oo)

4*x-((4/10)*x)-20 = 0

4*x+(-2/5)*x-20 = 0

18/5*x-20 = 0 // + 20

18/5*x = 20 // : 18/5

x = 20/18/5

x = 50/9

x = 50/9

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