Graphing Slope of a Line

What is the first step in solving a system by graphing?

• Write both linear equations in slope-intercept form

• Get x by itself

• Compare the slopes of both equations

• Write both equations in standard form

What are the steps for graphing a line?

• Plot y-intercept
  count slope ratio plot second point
  Draw the line.

• Make a table
  Plot slope
  Draw line

• Plot two points
  Check slope
  Draw line

• Draw line
  Hope it is right

Find the slope of the line.

Hint: rise/run

• 1/2

• -1/2

• 2

• 0

Which is the graph of y= -x + 2?

• A

• B

• C

• D

Find the slope of the line.

• Undefined

• 0

• 1

• -1

What is the slope of the equation?

y = -2x - 1

• 2

• -2

• -2x

• -1

Find the slope.

Hint: rise/run

• -5/3

• -3/5

• 5/3

• 5

When you graph a line using slope-intercept form (y=mx+b), you graph the ___________ first and then use the ___________ to find the second point.

• origin; slope

• slope; y-intercept

• y-intercept; x-intercept

• y-intercept; slope

Write the equation for the line in slope-intercept form.

• y=-1x+3

• y=4x+3

• y=¼x+3

• y=-4x+3

Find the slope:
(-1,-9) and (5, -6)

• -15/4

• 1/2

• -3/6

• 11/3