1-3x=7x-9

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Solution for 1-3x=7x-9 equation: 


x in (-oo:+oo)

1-(3*x) = 7*x-9 // - 7*x-9

1-(3*x)-(7*x)+9 = 0

1-3*x-7*x+9 = 0

10-10*x = 0 // - 10

-10*x = -10 // : -10

x = -10/(-10)

x = 1

x = 1

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