Slope from Points
Slope from Graphs
Slope-Intercept Form
Point-Slope Form
Direct Variation
100
It is the slope of the line that passes through the points (9, 3) and (11, 7).
What is 2?
100
It is the slope of the line in Graph 1.
What is 0?
100
The equation of a line the a slope of -2 and a y-intercept at (0, 6) in slope-intercept form.
What is y = -2x + 6?
100
The slope of the line represented by y - 2 = -5(x + 1).
What is -5?
100
The constant of variation, k, if x = 6 and y = 18.
What is k = 3?
200
It is the slope of the line that passes through the points (4, 1) and (7, -2).
What is -1?
200
It is the slope of the line in Graph 2.
What is 1/2?
200
The equation of the line with a slope of 2/5 and a y-intercept at (0, -3) in slope-intercept form.
What is y = 2/5x - 3?
200
The equation of the line with a slope of 1/2 and passing through (6, 5) in point-slope form.
What is y - 5 = 1/2(x - 6)?
200
If y varies directly as x, and y = 3 when x = 8, then y = __ when x = 24.
What is 9?
300
It is the slope of the line that passes through the points (5, 8) and (-3, 8).
What is 0?
300
It is the slope of the line in Graph 3.
What is Undefined?
300
The equation of the line with a slope of 4 and passing through the point (3, 8) in slope-intercept form.
What is y = 4x - 4?
300
The equation of the line with a slope of 5/3 and passing through the point (4, -2) in point-slope form.
What is y + 2 = 5/3(x - 4)?
300
The cost of deli meat varies directly with the the number of pounds ordered. If 3 pounds costs $22.50, the cost per pound is ___.
What is $7.50?
400
It is the slope of the line that passes through the points (-3, -4) and (-4, -1).
What is -3?
400
It is the slope of the line in Graph 4?
What is 2?
400
The equation of the line with a slope of 1/3 and passing through the point (15, -1) in slope-intercept form.
What is y = 1/3x - 6?
400
The point of the line given in the equation y + 9 = -3(x - 7)?
What is (7, -9)?
400
The number of cans of dog food per day varies directly with the weight of the dog. If a 100 pound dog is fed 5 cans per day, then a 40 pound dog is fed __ cans per day.
What is 2 cans?
500
It is the value of x that would make the slope of the line passing through (x, 6) and (8, 10) undefined.
What is 8?
500
It is the slope of the line in Graph 5.
What is -4/5?
500
The equation of the line passing through the points (8, 2) and (7, 5) in slope-intercept form?
What is y = -3x + 26?
500
The equation y + 4 = 1/2(x - 10) written in slope-intercept form.
What is y = 1/2x - 9?
500
True or False? The constant of variation, k, is always positive.
What is True.