3/8x=-21 - solution

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Solution for 3/8x=-21 equation:

x in (-oo:+oo)

(3/8)*x = -21 // + 21

(3/8)*x+21 = 0

3/8*x+21 = 0 // - 21

3/8*x = -21 // : 3/8

x = -21/3/8

x = -56

x = -56

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