Show:
the slope
y-intercept
x-axis
y-axis
Bonus
100
What is the equation for slope-intercept form?
y = mx + b
100
Which variable in the slope-intercept form represents the y-intercept.
b
100
Is the x-axis horizontal or vertical?
vertical
100
Is the y-axis vertical or horizontal?
horizontal
100
What is this equation in slope-intercept form? 3 = 2x - 4y
y = 2/4x -3/4
200
Identify the slope in this equation? 5x = 2y - 6
-5/-2 or 2.5 or 2 1/2
200
To find the y-intercept by looking at a graph, the y-intercept is where the linear equation or line crosses the __________________.
y-axis
200
When you graph, is x first or y?
x
200
When graphing, is y first or second?
second
200
What is this equation in slope-intercept form? 7x = y -4
y = 7x - 4
300
What variable represents the slope in y = mx + b?
m
300
Identify the y-intercept in this equation? y = 5b - 7
-7
300
Graph 3x + 2?
Graph on the scratch paper given to your group!
300
Graph x - 10 on your graph paper.
Do it on the scratch paper with your group!
300
Graph y = 6x + 7
Do it in groups
400
What is another way of defining slope?
rise/run or rise over run
400
What is the ordered pair for the y-intercept of ths equation? y = x + 9
(0, 9)
400
Bonus: x^2 + 5 will give you a graph of what? A line, a parabola, or absolute value function....
A parabola
400
The y-intercept can be negative or positive? True or False
true
400
Graph y = -5x -1
in groups
500
Identify the slope in this equation? y = -1/1x + 3
-1/1 or either -1
500
Bonus: How many points do you need to make a line?
2 points
500
A linear equation forms a _______________.
line
500
Graph -8x - 2
Graph on scratch paper within group!
500
What is the standard form of an equation?
ax + by = c