Question

Resolva as inequações:

a) 3 (x + 1) < - 2 (x – 1) +15

b) 4x – (x – 2) > 17

c) 2 (x – 1) 4 (1 – x) ≤ 12

Answer 1

Resposta:

a)

$x < \frac{14}{5}$

b)

$x > 5$

c)

$x \: e \: r$