Graphing Linear Equations Through Intercepts

The video tutorial covers graphing linear equations, focusing on using x and y intercepts. It explains the concept of linear equations as straight lines and demonstrates how to find intercepts by setting variables to zero. The tutorial includes examples of calculating intercepts and graphing lines using these points, emphasizing the importance of understanding the underlying concepts to remember the rules.

What type of equations are focused on in this unit?

• Quadratic equations

• Logarithmic equations

• Linear equations

• Exponential equations

How many points are needed to draw a straight line?

• Three

• Two

• One

• Four

Where does the x-intercept of a line occur?

• At the origin

• Where the line crosses the y-axis

• At any point on the line

• Where the line crosses the x-axis

What value is y at the x-intercept?

• Undefined

• 1

• 0

• x

Where does the y-intercept of a line occur?

• Where the line crosses the x-axis

• At any point on the line

• At the origin

• Where the line crosses the y-axis

What value is x at the y-intercept?

• 1

• 0

• Undefined

• y

In the example, what is the x-intercept of the equation 2x + 3y = 6?

• (3, 0)

• (0, 2)

• (0, 3)

• (2, 0)

In the example, what is the y-intercept of the equation 2x + 3y = 6?

• (0, 3)

• (3, 0)

• (2, 0)

• (0, 2)

What is the x-intercept of the equation y = -1/6x + 1?

• (0, 1)

• (0, 6)

• (6, 0)

• (1, 0)

What is the y-intercept of the equation y = -1/6x + 1?

• (0, 1)

• (1, 0)

• (0, 6)

• (6, 0)