How do you graph #3x + 1 < -35# and # -2/3x <=6#?
1 Answer
Jul 25, 2015
Solve system:
(1)
(2)
Explanation:
(1) --> 3x < -36 --> x < -12
(2) x >= -18/2 --> x > -9
===========|-12-------------|-9==========|0========
NOTE. The critical point (-9) is included in the solution set.
Answer by intervals: (-infinity, -12) and [-9, +infinity)
