SAT Quiz #4 - Graphing Linear Functions

What is the slope of this equation: y=-4x+6

• -4x

• 6

• -4

• x

What is the slope of the line shown?

• -3/2

• -2/3

• 3/2

• 2/3

Which of the following are the equation for the graph?

What is the y-intercept of this equation: y=-4x+6

• -4

• 6

• -4x

• 2

What is the slope of the line represented by the equation -2x + 6y = 12

• -2

• 6

• 1/3

• -1/3

What is the x-intercept of the line represented by the equation -2x + 6y = 12

• -2

• -6

• 6

• 2

Which of the following correctly describes the graph of the line x = 3

• The line has a positive slope.

• The line goes through the point (0,3)

• The line has a slope of zero.

• The line is parallel to the y-axis.

A line in the xy plane passes through the point (2,1) and is parallel to the line with the equation y =2x - 4. Which of the following is the equation of the line?

• y = -2x - 4

• y = 2x -3

• y = 2x - 4

• y = -2x -3

A line in the xy pane passes through the point (2,4) and is perpendicular to the line with equation y = -2x + 5?