x/4=6/21

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Solution for x/4=6/21 equation: 


x in (-oo:+oo)

x/4 = 6/21 // - 6/21

x/4-(6/21) = 0

x/4-2/7 = 0

1/4*x-2/7 = 0 // + 2/7

1/4*x = 2/7 // : 1/4

x = 2/7/1/4

x = 8/7

x = 8/7

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