2(a-9)=6+a/2

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Solution for 2(a-9)=6+a/2 equation: 


a in (-oo:+oo)

2*(a-9) = a/2+6 // - a/2+6

2*(a-9)-(a/2)-6 = 0

2*(a-9)-a/2-6 = 0

(2^2*(a-9))/2-a/2+(-6*2)/2 = 0

2^2*(a-9)-a-6*2 = 0

3*a-36-12 = 0

3*a-48 = 0

(3*a-48)/2 = 0

(3*a-48)/2 = 0 // * 2

3*a-48 = 0

3*a-48 = 0 // + 48

3*a = 48 // : 3

a = 48/3

a = 16

a = 16

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