Question

3 + x ≥ 12 solve the inequality

Answer 1

`3 + x \geq 12 \\ \\ x \geq 12 - 3 \\ \\ x \geq 9 \\ \\`

You just subtract 3 from each side and then simplify (12 - 3) which is 9.

The final result is: x ≥ 9.