Topic 4

IXL Practice Sets - Systems of Linear Equations and Inequalities

Lesson 4-1: Solving Systems of Equations by Graphing

1.Solve a system of equations by graphing

2.Find the number of solutions to a system of equations by graphing

Lesson 4-2: Solving Systems of Equations by Substitution

1.Solve a system of equations using substitution

Lesson 4-3: Solving Systems of Equations by Elimination

1.Solve a system of equations using elimination

2.Solve a system of equations using any method: word problems

Lesson 4-4: Linear Inequalities in Two Variables

1.Graph a two-variable linear inequality

2.Write two-variable inequalities: word problems

3.Write a linear inequality from a graph

Lesson 4-5: Systems of Linear Inequalities

1.Solve systems of linear inequalities by graphing

Checkpoint opportunity

1.Checkpoint: Systems of equations and inequalities

2.Checkpoint: Modeling with linear equations and inequalities