Chapter 8 Quiz on Lessons 6 to 8
Get a whiteboard, marker, eraser, or graph paper, and ruler.
What’s on the quiz? Copy this down.
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Look at a graph and write the equation using slope-intercept
form.
Write the equation of a line given two points.
Write the equation of a line given the slope and the yintercept.
Find slope using two points.
Write equations for parallel and perpendicular lines.
Look at a scatter plot, draw a best-fitting line, and make
predictions.
Use function notation.
Solve linear systems.
Pre-Algebra
8.6-8.8 Review
Answers will appear
after problem on
screen.
Get in function form.
3x-4y=16
Y=3/4x-4
Solve the linear system
(find the intersecting point) :
Y= 3x - 8
Y = 2x - 5
(3, 1)
Solve the linear
system by graphing:
X+Y=3
X - Y = -5
(-1, 4)
Solve the linear system:
Y = 5x - 3
Y = 5x + 2
No
solution
Solve the linear system
Y = -4x + 3
Y = -4x + 3
Infinitely
many solutions
Write the equation of the line.
Y=1/2 x + 1
Write the equation of the line
that goes through the points:
(2,5) and (0, -6)
Y=11/2 x-6
Write the equation of a line
parallel to:
Y = 5x -6
And goes through the point (0, 7)
Y=5x+7
Write the equation of a line
perpendicular to:
Y = 5x -6
And goes through the point (0, -8)
Y=-1/5x-8
F(x)=3x-5
Find f(6)
13
F(x)=3x-5
Find x
when f(x)=1
X=2