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# Unit 4: Linear equations & graphs

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## About this unit

Let's explore different ways to find and visualize slopes and intercepts, and how these concepts can help us solve real-world problems.

### Learn

### Practice

- Solutions to 2-variable equationsGet 3 of 4 questions to level up!
- Complete solutions to 2-variable equationsGet 3 of 4 questions to level up!

### Learn

### Practice

- Slope from graphGet 3 of 4 questions to level up!
- Graphing from slopeGet 3 of 4 questions to level up!
- Slope in a tableGet 3 of 4 questions to level up!
- Slope from two pointsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 480 Mastery points

### Practice

- Horizontal & vertical linesGet 5 of 7 questions to level up!

### Learn

### Practice

- Intercepts from a graphGet 3 of 4 questions to level up!
- Intercepts from an equationGet 3 of 4 questions to level up!
- Intercepts from a tableGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 320 Mastery points

### Learn

### Practice

- Relating linear contexts to graph featuresGet 5 of 7 questions to level up!
- Using slope and intercepts in contextGet 3 of 4 questions to level up!
- Linear equations word problems: tablesGet 3 of 4 questions to level up!
- Linear equations word problems: graphsGet 3 of 4 questions to level up!
- Graphing linear relationships word problemsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 480 Mastery points

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Level up on all the skills in this unit and collect up to 1,600 Mastery points!