Fun and engaging practice for Solving Systems of Equations Using Substitution. In this Solving Systems of Equations Using Substitution activity students will navigate 4 levels, that increase in difficulty as the students progresses. No PrepPerfect for sub plans4 levels-16 questions totalTwo versions (increased difficulty on level 4 for differentiation)Includes printable optionIncludes "Show Your Work" sheetEngagingImmediate feedback