Question

Solve : `2/3"x" + 8 < 12; "x" ∈ "W"`

Answer 1

`2/3"x" + 8 < 12`

⇒ `2/3"x" + 8 - 8 < 12 - 8`

⇒ `2/3"x" < 4`

⇒ `2/3"x" xx 3/2 < 4 xx 3/2`  (Multiplying by `3/2`)

⇒ x < 6

∴ Required answer = {0, 1, 2, 3, 4, 5}