1/7=3/1(4x-1)

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Solution for 1/7=3/1(4x-1) equation: 


x in (-oo:+oo)

1/7 = (3/1)*(4*x-1) // - (3/1)*(4*x-1)

1/7-((3/1)*(4*x-1)) = 0

1/7-3*(4*x-1) = 0

(-3*7*(4*x-1))/7+1/7 = 0

1-3*7*(4*x-1) = 0

22-84*x = 0

(22-84*x)/7 = 0

(22-84*x)/7 = 0 // * 7

22-84*x = 0

22-84*x = 0 // - 22

-84*x = -22 // : -84

x = -22/(-84)

x = 11/42

x = 11/42

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