1/2(X-15)=12

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


X in (-oo:+oo)

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

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

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

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

1/2*X-39/2 = 0

1/2*X-39/2 = 0

1/2*X-39/2 = 0 // + 39/2

1/2*X = 39/2 // : 1/2

X = 39/2/1/2

X = 39

X = 39

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