1/2(x-11)+12=30

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Solution for 1/2(x-11)+12=30 equation: 


x in (-oo:+oo)

(1/2)*(x-11)+12 = 30 // - 30

(1/2)*(x-11)-30+12 = 0

1/2*(x-11)-30+12 = 0

1/2*(x-11)-30+12 = 0

1/2*x-71/2+12 = 0

1/2*x-47/2 = 0

1/2*x-47/2 = 0

1/2*x-47/2 = 0 // + 47/2

1/2*x = 47/2 // : 1/2

x = 47/2/1/2

x = 47

x = 47

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