Intermediate Algebra
A solid line with slope 1 and y‑intercept −3, with the region below the line shaded
A dashed vertical line at x = 3 with the region to the left shaded
A solid line with slope −1 and y‑intercept 3, with the region above the line shaded
A dashed line with slope −1 and y‑intercept 3, with the region below the line shaded