-1/2-x=3

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


x in (-oo:+oo)

-x-1/2 = 3 // - 3

-x-1/2-3 = 0

-x-7/2 = 0 // + 7/2

-x = 7/2 // * -1

x = -7/2

x = -7/2

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