Решите неравенство: 5-a/3-3-2a/5<0

Question

Решите неравенство:
5-a/3-3-2a/5<0

Answer 1

5 – a/3 – 3 – 2a/5 < 0
2 – a/3 – 2a/5 < 0
30 – 5a – 6a < 0
30 – 11a < 0
– 11a < – 30
a > 30/11 = a > 2 8/11
30/11 ≈ 2,72727