21-7/2x

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Solution for 21-7/2x equation: 


x in (-oo:+oo)

21-((7/2)*x) = 0

(-7/2)*x+21 = 0

21-7/2*x = 0 // - 21

-7/2*x = -21 // : -7/2

x = -21/(-7/2)

x = 6

x = 6

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