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x in (-oo:+oo)
(8/3)*(x+5) = 4 // - 4
(8/3)*(x+5)-4 = 0
8/3*(x+5)-4 = 0
8/3*(x+5)-4 = 0
8/3*x+28/3 = 0
8/3*x+28/3 = 0
8/3*x+28/3 = 0 // - 28/3
8/3*x = -28/3 // : 8/3
x = -28/3/8/3
x = -7/2
x = -7/2
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