(-1/2)x=4

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


x in (-oo:+oo)

(-1/2)*x = 4 // - 4

(-1/2)*x-4 = 0

-1/2*x-4 = 0 // + 4

-1/2*x = 4 // : -1/2

x = 4/(-1/2)

x = -8

x = -8

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