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x> -5 i x < 1,5
D=(-5, 1,5)
log[(x+5)/(3-2x)] ≥ log10
(x+5)/(3-2x) ≥ 10 /*(3-2x)
(x+5) ≥ 10(3-2x)
x+5 ≥ 30-20x
x+20x ≥25 /:21
x≥25/21
Odp. x∈ <25/21 , 1,5)