3x/6=-21 - solution

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Solution for 3x/6=-21 equation:

x in (-oo:+oo)

(3*x)/6 = -21 // + 21

(3*x)/6+21 = 0

1/2*x+21 = 0 // - 21

1/2*x = -21 // : 1/2

x = -21/1/2

x = -42

x = -42

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