3/2x+3/4x+3/8x=21

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Solution for 3/2x+3/4x+3/8x=21 equation: 


x in (-oo:+oo)

(3/2)*x+(3/4)*x+(3/8)*x = 21 // - 21

(3/2)*x+(3/4)*x+(3/8)*x-21 = 0

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

21/8*x = 21 // : 21/8

x = 21/21/8

x = 8

x = 8

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