Question

What is the solution to 3 x + 2.4 greater-than-or-equal-to 3.0?
x greater-than-or-equal-to 0.2
x greater-than-or-equal-to 0.6
x greater-than-or-equal-to 1.8
x greater-than-or-equal-to 2.5

Answer 1

3x + 2.4 ≥ 3.0
3x ≥ 3.0 − 2.4 = 0.6
x ≥ 0.6 / 3 = 0.2

So the solution is x ≥ 0.2.