Complete the exercises in this section at your pace. Before you begin, click on “**Materials**” to verify what’s covered. The Geogebra Activity for this lesson will be created **only** upon request, and you’ll receive a link in your inbox to join a class in Realtime! Also, if you haven’t signed up for the IXL SKILLS PACKAGE yet, the login credentials you’ll receive from the link below, will expire after 2 days.

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Warmup

**Activity #1** (30 minutes)

1. Topic: Solve a system of equations using substitution – word problems(Applet).

2. Explainer Video: Solve a system of equations using substitution – word problems.

**Practice Exercise**

Topic: Solve a system of equations using substitution – word problems.

**Quiz Time** – (Two sets: 30 minutes each).

Topic: Solve a system of equations using substitution – word problems.

- An applet.
- An explainer video on "Solve a system of equations using substitution – word problems".
- A skills exercise from the IXL website on "Solve a system of equations using substitution – word problems". The questions exhibit an increasing order of difficulty.
- Two sets of quizzes on "Solve a system of equations using substitution – word problems". The questions exhibit an increasing order of difficulty, and an average score of 80% expected.

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