-3.(v – 3) ≥5 – 3v.​

Penjelasan dengan langkah-langkah:

= -3(v – 3) ≥ 5 – 3v

= -3 × v – 3 × (-3) ≥ 5 – 3v

= -3v – (-9) ≥ 5 – 3v

= -3v + 9 ≥ 5 – 3v

= -3v + 3v + 9 ≥ 5

= 9 ≥ 5

= v ∈ ℝ ✓