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(1/2)*(8*x+2)+22 = 0
1/2*(8*x+2)+22 = 0
1/2*(8*x+2)+22 = 0
4*x+23 = 0
4*x+23 = 0
4*x+23 = 0 // - 23
4*x = -23 // : 4
x = -23/4
x = -23/4
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