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Final Jeopardy
SlopeIntercept
Standard
Form
Horizontal/
Vertical
Equations
Of Lines
Direct
Variation
10 Point
10 Point
10 Point
10 Point
10 Point
20 Points
20 Points
20 Points
20 Points
20 Points
30 Points
30 Points
30 Points
30 Points
30 Points
40 Points
40 Points
40 Points
40 Points
40 Points
50 Points
50 Points
50 Points
50 Points
50 Points
What is the slope
of y = 5x – 3?
5
What is the
y-intercept of
y = 4x -2?
-2
Rewrite
2x + 4y = 8 in
slope-intercept
form.
Y = -1/2 x + 2
Graph y = -2x + 3.
Find the slope of
-9x + 3y = 6.
3
Find the xintercept of
3x + 9y = 27
9
Find the yintercept of
4x – 5y = 10.
-2
Find the x and yintercepts of
-2x + 4y = 16
x int = -8 or (-8,0)
y int = 4 or (0,4)
Graph x + 2y = 4
using the x and yintercepts.
Glazed doughnuts are
$5 per box. Lemon
are $6 per box. You
need to raise $600.
Write a linear model.
5x + 6y = 600
True or False.
X = 3 is a vertical
line.
True
True or False.
Y = 4 is a vertical
line.
false
Graph x = 1
Graph y = -1
Which line is a horizontal
line?
A) x = 2
B) y = 2
C) y = 2x +2
B) y = 2
What is the slopeintercept form of
the line?
Slope = 5 y-int= 8
Y = 5x + 8
Write the pointslope form.
Slope = 4
Point (2,1)
y – 1 = 4(x – 2)
Write the slopeintercept form of the
line containing (1, -3)
and perpendicular to
Y = -1/4 x + 7
Y = 4x - 7
Write the slope –
intercept form of
the line passing
through (1, 4) and
(2, 6).
Y = 2x + 2
In 1980, a company made
$6000. In 1990, the company
made $36,000.
A) Write a linear model. Let
x = 0 represent 1980.
B) Predict the profit in 2000.
A) y = 3000x + 6000
B) $66, 000
X and y vary directly.
Y = 24 when x = 6
Write an equation that
relates the variables.
Y = 4x
X and y vary directly.
Y = 18 when x = 2.
Find y when x = 5
45
The graph of y = kx will:
A) always have a positive
slope
B) be a horizontal line
C) pass through (0,0)
C) pass through
(0,0)
Does the table represent
direct variation? If yes,
give the equation.
X
6 24 48 60
y
1 4
8
10
Yes
Y = 1/6 x
The area varies
directly with the width.
A= 20 when w = 4. A)
Write the equation.
B) Then find the area
when the width is 10.
A) A = 5w
B)
50