-x+1/7=-20/7

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Solution for -x+1/7=-20/7 equation: 


x in (-oo:+oo)

1/7-x = -20/7 // + -20/7

1/7-x-(-20/7) = 0

1/7-x+20/7 = 0

3-x = 0 // - 3

-x = -3 // * -1

x = 3

x = 3

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