Practice Page
Directions: These questions pretain to slopes and graphs of lines. Choose the correct answer.

1.
Find the slope (m) and y-intercept (b) for
y = 4x - 8.
drawpic1
Choose:
 
m = 4, b = 8
m = -4, b = 8
  m = 4, b = -8 m = -4, b = -8



2.
What is the slope of the line shown in the graph at the right?
eprac1

Choose:
 
m = egraph1a
m = egraph1b
 
m = egraph1c
m = egraph1d



3.
What is the equation of the line shown in the graph at the right?
eprac1

Choose:
 
egraph2a
egraph2b
 
eprac2c
eprac2d



4.
What is the slope of the line passing
through the points (0,-1) and (2,3)?
egraph4

Choose:
 
m = 2
m = -2
 
m = 0.5
m = -0.5



5.
Which equation has a slope of -2 and a y-intercept
of 5?
egraphpic
Choose:
 
y = 2x + 5
y = 5x - 2
 
y = -2x + 5
y = 5x + 2



6.
Which chart belongs with the graph at the right?
egraph6
Choose:
 
x
-3
-1
1
3
y
-3
-1
2
4

 
x
-3
-1
1
3
y
-4
-1
2
5

 
x
-3
-1
1
3
y
-4
-1
1
5
 
x
-4
-1
2
5
y
-3
-1
1
3



7.
Omar's garage is 10 feet above, and 100 feet back, from the road in front of his home.
driveway
a. What is the slope of his driveway?
Choose:
 
m = 10
m = 5
 
m = driveway1
m = driveway2
b. Which equation could be used to model Omar's driveway?
Choose:
 
y = 5x
y = 10x
y = 0.1x
y = 0.2x
c. If Omar places a pole light on the edge of the driveway at a distance of 40 horizontal feet back from the road, how far above the road will the light be placed (in feet)?
Choose:

 
2 feet
4 feet
4.5 feet
4.8 feet


 


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