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(1/8)*(x+9)+2 = 0
1/8*(x+9)+2 = 0
1/8*(x+9)+2 = 0
1/8*x+25/8 = 0
1/8*x+25/8 = 0
1/8*x+25/8 = 0 // - 25/8
1/8*x = -25/8 // : 1/8
x = -25/8/1/8
x = -25
x = -25
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