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x in (-oo:+oo)
8*x = (x+2+90)/2 // - (x+2+90)/2
8*x-((x+2+90)/2) = 0
(-1*(x+92))/2+8*x = 0
(-1*(x+92))/2+(2*8*x)/2 = 0
2*8*x-1*(x+92) = 0
15*x-92 = 0
(15*x-92)/2 = 0
(15*x-92)/2 = 0 // * 2
15*x-92 = 0
15*x-92 = 0 // + 92
15*x = 92 // : 15
x = 92/15
x = 92/15
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