1/2*x=-4 - solution

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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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