-x=21/2x-3

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Solution for -x=21/2x-3 equation: 


x in (-oo:+oo)

-x = (21/2)*x-3 // - (21/2)*x-3

3-x-((21/2)*x) = 0

(-21/2)*x-x+3 = 0

3-23/2*x = 0 // - 3

-23/2*x = -3 // : -23/2

x = -3/(-23/2)

x = 6/23

x = 6/23

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