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# Unit 4: Graphing lines and slope

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## About this unit

Use the power of algebra to understand and interpret points and lines (something we typically do in geometry). Topics you'll explore include the slope and the equation of a line.### 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

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

Level up on the above skills and collect up to 400 Mastery points

### Learn

### Practice

- Slope from graphGet 3 of 4 questions to level up!
- Slope from two pointsGet 3 of 4 questions to level up!

### Practice

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

Level up on the above skills and collect up to 240 Mastery points

### Learn

### Practice

- Slope-intercept introGet 3 of 4 questions to level up!
- Graph from slope-intercept formGet 3 of 4 questions to level up!

### Learn

### Practice

- Slope-intercept equation from graphGet 3 of 4 questions to level up!
- Slope-intercept from two pointsGet 3 of 4 questions to level up!

### Learn

### Practice

- Graphs of inequalitiesGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 400 Mastery points

Up next for you:

Level up on all the skills in this unit and collect up to 1300 Mastery points!