1/2(x-12)=15

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Solution for 1/2(x-12)=15 equation: 


x in (-oo:+oo)

(1/2)*(x-12) = 15 // - 15

(1/2)*(x-12)-15 = 0

1/2*(x-12)-15 = 0

1/2*(x-12)-15 = 0

1/2*x-21 = 0

1/2*x-21 = 0

1/2*x-21 = 0 // + 21

1/2*x = 21 // : 1/2

x = 21/1/2

x = 42

x = 42

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