Point-slope
Slope-intercept
Parallel and Perpendicular
Slope
Standard Form
100
What is the equation for point slope
y - y1 = m(x- x1)
100
What is the equation for slope intercept?
y = mx + b
100
Explain the slopes of parallel lines and perpendicular lines.
no pattern
100
What are the two formulas for slope?
rise / run
(y2 - y1) / (x2 - x1)
100
What is standard form?
Ax + By = C
200
What is the equation of the line in point slope form that passes through (7,1) and has slope of -2
y - 1 = -2(x - 7)
200
Find the equation of the line in slope-intercept form that has a y-intercept of 3 and a slope of -2
y = -2x + 3
200
Write an equation in slope-intercept form for the line that passes through the given point and is parallel to the graph of the given line.
(-1, 2), y = (1/2)x - 3
y = (1/2)x + 2.5
200
What is slope for the following line y = 4x - 10
4
200
What is the equation of y =4x - 6 in standard form?
-4x + y = -6
or
4x - y = 6
300
What is the equation of the line in point slope form that passes through (0,-9) and (2,4)
y + 9 = 13/2 (x - 0)
or
y - 4 = 13/2 (x - 2)
300
Find the equation of the line in slope-intercept form that passes through (0, -11) and (3, 1)
y = 4x - 11
300
Tell whether the lines for each pair of equations are parallel, perpendicular, or neither.
7x – 4y = 4 x – 4y = 3
neither
300
What is the slope of a line that passes through (2,5) and (1,3)
2
300
What is the equation of y - 3 = 5(x - 2) in standard form?
-5x - y = -7
or
5x - y = 7
400
What is the equation of the line in point-slope form that passes through (2,4) and (-3, 6 )
y - 4 = -2/5 (x - 2)
or
y - 6 = -2/5 (x + 3)
400
Find the equation of the line in slope-intercept form that passes through (3, -2) and has a slope of 2/3
y = (2/3)x - 4
400
Determine whether the graph shows a positive, negative, or no correlation.
Negative Correlation
400
What is the slope of the line 5x - 8y = 12?
5/8
400
What is the equation of the line in standard form that passes through (3, 5) and (3, 9)?
x = 3
500
What is the equation of the line in point-slope form that has a y-intercept of -3 and a slope of 5/2?
y + 3 = 5/2(x - 0)
or
y + 3 = 5/2(x + 0)
500
Explain the steps for graphing an equation in slope-intercept form.
1. Graph the y-intercept
2. Use the slope to find another point
3. Connect two points
500
Determine whether the graph shows a positive, negative, or no correlation.
Positive Correlation
500
What is the definition of slope?
Rate of change
500
What is standard form used for?
Finding intercepts, or the equation of a vertical line