Question

If the replacement set is the set of natural numbers, solve:  3x - 4 > 6

Answer 1

3x – 4 > 6

3x – 4 + 4 > 6 + 4 (Adding 4)

⇒ 3x > 10

`"3x"/3 > 10/3`  ...(Dividing by 3)

⇒ x > `10/3`

⇒ x > `3 1/3`

Required answer = { 4, 5, 6, …}