Expanded Unit 8.3 Student Packet for solving systems using elimination. Features 'The Vanishing Act' theme with 'Goal' at the top, step-by-step additive inverse Do Now (10 Qs), logic APK (7 Checks), guided practice with vertical columns, independent practice (7 Systems/Checks), and a comprehensive Exit Ticket. High visual focus for 9th-grade IEP students. Revised for workspace, page breaks, and element sizing.