1-x/7=-2

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


x in (-oo:+oo)

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

1-(x/7)+2 = 0

3-1/7*x = 0 // - 3

-1/7*x = -3 // : -1/7

x = -3/(-1/7)

x = 21

x = 21

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