12/15=3/-4x

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Solution for 12/15=3/-4x equation: 


x in (-oo:+oo)

12/15 = (3/(-4))*x // - (3/(-4))*x

12/15-((3/(-4))*x) = 0

(3/4)*x+12/15 = 0

3/4*x+4/5 = 0 // - 4/5

3/4*x = -4/5 // : 3/4

x = -4/5/3/4

x = -16/15

x = -16/15

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