Question

-4x≥-12?

Answer 1

x>or equal to 3

Answer 2

Actually it's \(x\leq 3\)

If we divide or multiply both sides by negative number , then we need to flip the sign.



See:

2 > - 1

Multiply both sides by -1:
-2 > 1

This is what happened if we don't flip the sign.