3(1/2y-1)=9

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Solution for 3(1/2y-1)=9 equation: 


y in (-oo:+oo)

3*((1/2)*y-1) = 9 // - 9

3*((1/2)*y-1)-9 = 0

3*(1/2*y-1)-9 = 0

3*(1/2*y-1)-9 = 0

3/2*y-12 = 0

3/2*y-12 = 0

3/2*y-12 = 0 // + 12

3/2*y = 12 // : 3/2

y = 12/3/2

y = 8

y = 8

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