Question

What is the solution of 5a + 12 < 2 and 5a - 12 < 3?

Answer 1

5a + 12 < 2 and 5a - 12 < 3
5a < 2 - 12 and 5a < 3 + 12
5a < -10 and 5a < 15
a < -10/5 and a < 15/5
a < -2 and a < 3

Therefore, the solution is a < -2.