Use elimination to solve the system:

$\displaystyle{4}{x}-{3}{y}={34}\usepackage{cmbright}\Huge\$

$\displaystyle{4}{x}-{10}{y}={48}\usepackage{cmbright}\Huge\$

The value of x in the solution is $\displaystyle{x}=\usepackage{cmbright}\Huge\$ _____.