The equation $\displaystyle{{x}}^{{2}}-{2}{x}+{1}={25}\usepackage{cmbright}\Huge\$ has two solutions.

One solution is $\displaystyle{x}={6}\usepackage{cmbright}\Huge\$ .

The other solution is $\displaystyle{x}=\usepackage{cmbright}\Huge\$ _____.