Incorrect. Rewrite the second equation as its opposite: $\displaystyle-{4}{x}+{10}{y}=-{48}\usepackage{cmbright}\Huge\$

Add this equation to $\displaystyle{4}{x}-{3}{y}={34}\usepackage{cmbright}\Huge\$ to eliminate x. Solve for y and substitute this into the first equation. Solve for x.