Graphing Lines through Point Plotting Techniques

What is the result when substituting x = -7 and y = -5 into the equation 2x - 5y = 11?

• 11

• -11

• 0

• 25

Which of the following points is NOT a solution to the equation 2x - 5y = 11?

• (3, -1)

• (-7, -5)

• (-9, 4)

• (2, 7/5)

How do you find another ordered pair that is a solution to the equation 2x + 5y = 11?

• None of the above

• Pick any value for x and y

• Pick any value for x and solve for y

• Pick any value for y and solve for x

What is the most basic method for graphing a line?

• Using the slope-intercept form

• Using the point-slope form

• Using the standard form

• Plotting a few points and drawing a straight line through them

What is the y-coordinate when x = 0 for the equation y = -2x?

• 1

• 0

• -2

• 2

What is the y-coordinate when x = 2 for the equation y = -2x - 3?

• 1

• -1

• -3

• -7

What is the y-coordinate when x = -3 for the equation y = -2x - 3?

• 3

• -3

• 6

• -6

What is the graph of the equation y = 3?

• A vertical line at x = 3

• A point at (3, 0)

• A horizontal line at y = 3

• A diagonal line with slope 3

What is the graph of the equation x = -6?

• A point at (-6, 0)

• A vertical line at x = -6

• A diagonal line with slope -6

• A horizontal line at y = -6

What type of line is formed by the equation y = -2?

• A vertical line

• A point

• A horizontal line

• A diagonal line