-21=x/3+2

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Solution for -21=x/3+2 equation: 


x in (-oo:+oo)

-21 = x/3+2 // - x/3+2

-(x/3)-21-2 = 0

-1/3*x-23 = 0 // + 23

-1/3*x = 23 // : -1/3

x = 23/(-1/3)

x = -69

x = -69

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