3y-21/2

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Solution for 3y-21/2 equation: 


y in (-oo:+oo)

3*y-(21/2) = 0

3*y-21/2 = 0

3*y-21/2 = 0 // + 21/2

3*y = 21/2 // : 3

y = 21/2/3

y = 7/2

y = 7/2

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