Equivalent Units of Materials Cost

The Filling Department of Ivy Cosmetics Company had $3,800$ ounces in beginning work in process inventory $(60\%$ complete$).$ During the period, $63,000$ ounces were completed. The ending work in process inventory was $3,200$ ounces $(90\%$ complete$).$

What are the total equivalent units for direct materials if materials are added at the beginning of the process?

$x$ units