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x in (-oo:+oo)
(1/3)*(2*x+3) = 8*x // - 8*x
(1/3)*(2*x+3)-(8*x) = 0
(1/3)*(2*x+3)-8*x = 0
1/3*(2*x+3)-8*x = 0
1/3*(2*x+3)-8*x = 0
1-22/3*x = 0
1-22/3*x = 0
1-22/3*x = 0 // - 1
-22/3*x = -1 // : -22/3
x = -1/(-22/3)
x = 3/22
x = 3/22
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