5+(x-12)/2=9

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Solution for 5+(x-12)/2=9 equation: 


x in (-oo:+oo)

(x-12)/2+5 = 9 // - 9

(x-12)/2-9+5 = 0

(x-12)/2+(-9*2)/2+(2*5)/2 = 0

x-9*2+2*5-12 = 0

x-30+10 = 0

x-20 = 0

(x-20)/2 = 0

(x-20)/2 = 0 // * 2

x-20 = 0

x-20 = 0 // + 20

x = 20

x = 20

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