7x-y=1/2

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Solution for 7x-y=1/2 equation: 


x in (-oo:+oo)

7*x-y = 1/2 // - 1/2

7*x-y-(1/2) = 0

7*x-y-1/2 = 0

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

7*x = -(-y-1/2) // : 7

x = (-(-y-1/2))/7

x = (y+1/2)/7

x = (y+1/2)/7

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