7x=1/2-9

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Solution for 7x=1/2-9 equation: 


x in (-oo:+oo)

7*x = 1/2-9 // - 1/2-9

7*x-(1/2)+9 = 0

7*x-1/2+9 = 0

7*x+17/2 = 0 // - 17/2

7*x = -17/2 // : 7

x = -17/2/7

x = -17/14

x = -17/14

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