The correct lines are drawn and the correct shading for $\displaystyle{y}>-{2}{x}+{4}\usepackage{cmbright}\Huge\$ is given. However, the incorrect shading is given for $\displaystyle{y}>-{3}\usepackage{cmbright}\Huge\$ . To determine the correct shading, test points on either side of each line to see which one makes the inequality true.