First solve the system for x and y.

$\displaystyle{2}{x}-{5}{y}=-{26}\usepackage{cmbright}\Huge\$

$\displaystyle{y}={1}-{x}\usepackage{cmbright}\Huge\$

The value of y that is part of the solution is $\displaystyle{y}=\usepackage{cmbright}\Huge\$ _____.