Exploring Linear Relationships through Equations, Tables, and Graphs

What is the y-intercept in an equation?

• The coefficient of x

• The point where the line crosses the x-axis

• The point where the line crosses the y-axis

• The slope of the line

In the equation y = 3x - 1, what is the rate of change?

• -1

• 3

• 1

• 0

For the equation y = 3x - 1, what is the y value when x is 2?

• 5

• 6

• 7

• 8

In the equation y = -2x + 4, what happens to the y values as x increases by 1?

• They decrease by 2

• They increase by 2

• They increase by 4

• They stay the same

For the equation y = -2x + 4, what is the y value when x is -1?

• 4

• 6

• 2

• 0

In the equation y = 1/2x - 2, what is the rate of change?

• 1

• 1/2

• -2

• 2

For the equation y = 1/2x - 2, what is the y value when x is 4?

• 0

• 1

• -2

• -1

In the equation y = 4x, what is the y-intercept?

• 0

• None

• 4

• 1

For the equation y = 4x, what is the y value when x is -2?

• 8

• -8

• -4

• 0

Which of the following equations represents a proportional relationship?

• y = 4x

• y = 1/2x - 2

• y = -2x + 4

• y = 3x - 1