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x in (-oo:+oo)
(x+3)/2 = 2*x+29 // - 2*x+29
(x+3)/2-(2*x)-29 = 0
(x+3)/2-2*x-29 = 0
(x+3)/2+(-2*2*x)/2+(-29*2)/2 = 0
x-2*2*x-29*2+3 = 0
3-3*x-58 = 0
-3*x-55 = 0
(-3*x-55)/2 = 0
(-3*x-55)/2 = 0 // * 2
-3*x-55 = 0
-3*x-55 = 0 // + 55
-3*x = 55 // : -3
x = 55/(-3)
x = -55/3
x = -55/3
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