Vocabulary
Find the slope of the line...
Find the y-int or slope
More slope and y-intercept
Graphs
100
The place where the line crosses the y-axis is called the...
y-intercept
100
y=2x+1
2
100
Find the y-intercept of the linear equation:
-4x + y= 5
5
100
Write an equation with a y-intercept of 3 and a slope of 5.
y = 5x + 3
100
What is the slope? Use formula (not your eyes).
m = - 6/5
200
What does "m" stand for in slope intercept form?
The slope of the line
200
What is the slope between the points (9,8) and (-9,8)?
m=0. It's a horizontal line
200
Find the slope of the linear equation:
2y= 8x + 6
m = 4
200
When graphing a line given in slope-intercept form (ex: y= -5x + 1), what is the first thing you have to do?
Plot the y-intercept
200
What is the slope of this line:
m = -0.6
300
How is the format in which slope-intercept form of a line is written?
y=mx+b
300
What is the slope between the points (3, 2) & (4, 9)?
7
300
Find the slope of the linear equation:
y = 8 - 3x
m = -3
300
What is another way to write the positive fraction 3/4?
-3/-4
300
Do the two lines have the same slope?
Yes. Parallel lines have the same slope.
400
What kind of lines have a slope of zero?
Horizontal lines (ex: y=5)
400
What is the slope through the points (-1,4) & (2,-7)
-11/3
400
What is the y-intercept of the linear eqation:
y = 3x
b = 0
400
What is the slope and y-intercept of the following equation : y = -x
What is m = -1, b = 0
400
Which line, A, B or C, has a negative slope?
Line C
500
What is the slope of a vertical line, such as x=5?
Undefined
500
What is the slope through (-1,-9) & (-1,0)?
No slope. Undefined. It's a vertical line.
500
What is the y-intercept of the green line?
b = 4
500
According to the graph, what is equation of this line:
y = - 6/5 x + 2
500
What is the slope of the line shown?
m = 2