Which is the correct way to show that $\displaystyle{\left({5},{1}\right)}\usepackage{cmbright}\Huge\$ is a solution to the following system of inequalities?

$\displaystyle{x}-{2}>{y}\usepackage{cmbright}\Huge\$

$\displaystyle{y}+{3}{x}>{4}\usepackage{cmbright}\Huge\$