Find the Slope
Equation from a Point and a Slope
Equation from Two Points
Parallel Lines
Perpendicular Lines
100
What is the slope of a line that contains the points (1,3) and (3,7)?
2
100
What is the equation (in slope-intercept form) of a line with a slope of 2 that passes through the point (0,3)?
y = 2x + 3
100
Give an equation for a line connecting the points (0,1) and (2,5).
y=2x+1
100
Write the equation of a line parallel to the line y=-3x+1 that passes through the point (0,4).
y=-3x+4
100
Write the equation of a line perpendicular to y=-4x+3 that passes through the point (0,2).
y=1/4x+2
200
What is the slope of the line represented by this table:
2
200
What is the equation (in slope-intercept form) of a line with that contains the point (-1,4) and has a slope of -3?
y=-3x+1
200
Write the equation of the line that passes through the points (2,5) and (-3,5).
y=5
200
Is the line y=2x-5 parallel to the line that contains the points (0,0) and (1,2)?
Yes, they both have a slope of 2.
200
Is the line y=2x+1 perpendicular to the line shown in this graph: 
No! That line has a slope of 1/2. Reciprocal to 2, but not negative.
300
What is the slope of this line:
-1
300
What is the equation (in slope intercept form) of a line with a slope of one half that includes a point with an x-coordinate of four and a y-coordinate of seven?
y=\frac{1}{2}x+5
300
Give an equation for a line containing the points (-1,2) and (1,2).
y=2x
300
Write the equation of a line that passes through (4,2) and is parallel to y=1/2x-7 .
y=1/2x
300
Find the equation of a line perpendicular to 2x+y=6 that contains the point (2,1).
y=1/2x
400
What is the slope of a line that connects the points (-1/2,3) and (3,-1) ?
-8/7
400
What is the equation (in slope-intercept form) of a line with slope -3/4, containing the point (4,-2)?
y=-3/4x+1
400
Write the equation (in slope-intercept form) of the line that passes through the points (1/2,1) and (2,5/2).
y=x+1/2
400
Write the equation of a line parallel to 4x-2y=6 that passes through (-1,5).
y=2x+7
400
Find the equation of a line perpendicular to y=2/3x-5 passing through the point (3,4).
y=-3/2x+17/2
500
Find the slope that passes through the points (a,2a+1) and (3a,-a+5).
\frac{-3a+4}{2a}
500
What is the equation (in slope-intercept form), of the line with a slope of a that contains the point (-5,6)?
y=ax+5a+6
=a(x+5)+6
500
Write the equation (in slope intercept form) of the line that passes through the points (c,d) and (0,1).
y=(d-1)/cx+1
500
Write the equation of a line parallel to y=-x+a that passes through the point (c,d)/
y=-x+c+d
500
Write the equation of a line perpendicular to y=ax that passes through the point (j,k)
y=-1/ax+j/a+k