Incorrect. The system that models this situation is $\displaystyle{x}+{y}\ge{10}\usepackage{cmbright}\Huge\$ and $\displaystyle{2}{x}+{5}{y}\le{60}\usepackage{cmbright}\Huge\$ . Draw solid boundary lines in the first quadrant. Use test points to determine which side of each to shade. Starting at 14 on the x-axis, move up through the region. Find the highest point for which y is a whole number. That value of y is the most 8 in. x 10 in. photos Tonya can buy.