Algebra-1

The correct answer is A. Solutions.

When graphing a linear inequality, the points on the solid line or shaded region represent the solutions to the inequality. The solid line itself represents the boundary of the inequality, and points on the line may or may not be included in the solution, depending on whether the inequality includes the symbols ≤ or ≥. The shaded region represents the set of points that satisfy the inequality, and these points are considered solutions to the inequality.

Substitution of your (x, y...