Lessons for 8.EE.C.8
Solving systems by eliminationWhen the coefficients are already opposites, add the equations.Lesson
Solving systems by substitutionDrop the expression for y into the other equation.Lesson
Systems of equationsTwo conditions at once, and the point that satisfies both.Lesson
Solving systems by graphingA pair of numbers that makes both equations true at once.Lesson
Printable Worksheets
Solving systems by elimination worksheet (PDF)Printable worksheet with answer keyPreview
Solving systems by substitution worksheet (PDF)Printable worksheet with answer keyPreview
Solving systems by graphing worksheet (PDF)Printable worksheet with answer keyPreview