3-1/2x=9

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Solution for 3-1/2x=9 equation: 


x in (-oo:+oo)

3-((1/2)*x) = 9 // - 9

3-((1/2)*x)-9 = 0

(-1/2)*x-9+3 = 0

-1/2*x-6 = 0 // + 6

-1/2*x = 6 // : -1/2

x = 6/(-1/2)

x = -12

x = -12

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