Answer: x < 8.
- A x < 8
- B x > 8
- C x < 2
- D x > 2
Correct answer: A. x < 8
Explanation: Subtract x and add 3: x < 8.
One-variable inequalities use open (excluded) or closed (included) circles on a number line; two-variable inequalities use a dashed (strict) or solid (non-strict) boundary line, with the solution being the entire shaded half-plane on one side of it.
Concept context
Solving linear inequalities in one and two variables algebraically and graphically, and representing solutions on a number line or as a region in a plane.