Algebra 1
Chapter 3
Unit Review
3.1
3.2
3.3
3.4
3.5
10
10
10
10
10
20
20
20
20
20
30
30
30
30
30
40
40
40
40
40
n/a
n/a
n/a
n/a
n/a
10 points
Solve:
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Answer
10 points
A N S W E R:
a = -10
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20 points
Solve:
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Answer
20 points
A N S W E R:
x = 27
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30 points
Solve:
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Answer
30 points
A N S W E R:
x = -34
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40 points
Solve:
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Answer
40 points
A N S W E R:
a=2
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x
-4
-2
4
12
y
9
8
5
1
50 points
State the linear equation for the
given table.
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Answer
50 points
A N S W E R:
y=-½x+7
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10 points
Solve:
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10 points
A N S W E R:
n=9
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20 points
Solve:
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Answer
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20 points
A N S W E R:
p=3
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30 points
Solve:
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Answer
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A N S W E R:
30 points
x = 1/4
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40 points
Solve:
1.025x + 2.458 = 7.583
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Answer
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A N S W E R:
40 points
x=5
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50 points
What is the coordinate pair of
the point where the lines
y = 2x+1
and
y = -x + 4
intersect?
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Answer
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A N S W E R:
50 points
(1, 3)
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10 points
Solve:
6x – 2 = x + 13
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Answer
10 points
A N S W E R:
x=3
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Solve:
20 points
6b + 14 = -7 - b
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Answer
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20 points
A N S W E R:
b = -3
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Solve:
30 points
6x = 4(x + 5)
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Answer
30 points
A N S W E R:
x = 10
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Solve:
40 points
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Answer
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A N S W E R:
40 points
w=0
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50 points
State the linear equation that represents the situation
below if x represents the number of children admitted
and y represents the amount of money left:
Student Council raised $750. student
Council plans to donate a teddy bear
($12 cost) for each child that is
admitted to Children’s Hospital.
50 points
A N S W E R:
y = 750 – 12x or
y = -12x + 750
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10 points
Find the unit rate:
$2 for 5 lbs.
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Answer
10 points
A N S W E R:
$0.40 per
pound
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Solve:
20 points
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Answer
A N S W E R:
20 points
c = 7.5
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Solve:
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30 points
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Answer
A N S W E R:
30 points
x = 1/2
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Solve:
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40 points
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Answer
40 points
A N S W E R:
m=3
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50 points
Find the missing coordinate of the given point
using the equation y = 3x + 5
(_____, 20).
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A N S W E R:
50 points
x=5
(5, 20)
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Name the pairs of
corresponding angles.
10 points
e
b
a
c
g
f
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10 points
A N S W E R:
<a ~ <e
<b ~ <f
<c ~ <g
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20 points
Scale: 1” = 17.5 mi
Find the actual
distance if the map
distance is 18.6
inches
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Answer
A N S W E R:
20 points
325.5 miles
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30 points
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Find the missing height.
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Answer
A N S W E R:
30 points
4.8 ft
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40 points
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Find the missing height
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Answer
40 points
A N S W E R:
0.9 feet tall
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50 points
Using a table, how do you find slope
and y-intercept?
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Answer
A N S W E R:
•slope is
50 points
rise
the change in x
•y-intercept is the y-coordinate
when the x-coordinate is 0
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3.6
3.7
3.8
3.9
Spot the
Error
20
20
20
20
20
40
40
40
40
40
60
60
60
60
60
80
80
80
80
80
n/a
n/a
n/a
n/a
n/a
20 points
Answer
The
perimeter of a rectangle is 54 m.
If the width is half of the length, find
the dimensions.
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Answer:
20 points
18 x 9
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40 points
Answer
Find two consecutive even
numbers whose sum is 118.
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40 points
Answer:
58, 60
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60 points
Answer
Katie leaves town going 40mph.
Dylan leaves ½ an hour later
traveling at 60 mph to try and
catch her. How long will Katie
drive before Dylan catches her?
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Answer:
1.5 hours
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60 points
Alex leaves school at 1:00PM
on
80 points
his bike traveling at 12 mph. Zak
races after him 15 minutes later
Answer
to tell Alex of the sparkle in his
eye. (Zak is going 16 mph) At
what time will Zak catch Alex?
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Answer:
2:00 pm
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80 points
100 points
Answer
Solve:
x
 8  2
3
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100 points
Answer:
x = 18
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20 points
Answer
Find the percent of change:
$3 to $4
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Answer:
33% inc
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20 points
40 points
Answer
Find the percent change;
2 lbs to 4 lbs
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Answer:
100% inc
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40 points
60 points
Answer
Add five pencils to a box of 12 pencils.
What is the percent of increase?
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board
Answer:
About 42% inc
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60 points
80 points
Answer
As the sun rises a shadow shrinks
from 75’ to 65’. What is the
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percent of change?
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80 points
Answer:
13%
decrease
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100 points
If the post office charges $1.10
per pound to ship a package and a
$5 handling fee write an equation
that would represent any
package. Explain what each part
of the equation means.
Answer
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100 points
Answer:
# of
pounds
total
cost
c = 1.10p + 5
cost per pound
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handling fee
Simplify:
Answer
20 points
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Answer:
21
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20 points
Simplify:
Answer
40 points
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Answer:
-14
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40 points
Answer
What two consecutive
whole numbers does
60 points
fall between?
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Answer:
7 and 8
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60 points
What two consecutive
whole numbers does
Answer
80 points
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fall between?
Answer:
17 and 18
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80 points
Graph the given equation:
y = 3x – 2
Answer
100 points
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Answer:
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100 points
20 points
Answer
For a right triangle find
the missing side length if
a = 6 and c = 10.
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20 points
Answer:
b=8
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40 points
For a right triangle find the missing side
length if a = 5 and b = 12.
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Answer
40 points
Answer:
c = 13
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60 points
For a right triangle find the missing
side length if a = 4 and b = 5.
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board
Answer
Answer:
C=
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60 points
80 points
For a right triangle find the missing
side length if a = 6 and c = 9.
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Answer
80 points
Answer:
b=
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Answer
Vicki is on her way to Mexico City.
This is her second day of driving. Three
hours after she left the hotel this morning
she was 829 miles from home. Eight
hours after she left this morning she was
1169 miles from home. What was her
average rate of travel today? How many
miles did she travel yesterday?
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100 points
Answer:
Her average rate is 68 mph and
she traveled 625 miles yesterday.
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100 points
Spot the error
Answer
• 49 = -7 x
+7
+7
• 56 = x
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20 points
Answer:
Should be :
49 = -7 x
÷-7
÷-7
-7 = x
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20 points
Spot the error
Answer
• 40 = x + (-25)
-(-25)
-(-25)
• 15 = x
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40 points
Answer:
Should be :
40 = x + (-25)
-(-25)
-(-25)
Same as +25
+25
65 = x
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40 points
Spot the error: x
3
Answer
 9  27
9
9
x
 18
3
3 3
x6
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60 points
Answer:
Should be:
x
 9  27
3
9
9
x
 18
3
3 3
x  54
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60 points
80 points
Answer
Spot the error:
Mrs. Carpenter is nice.
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Answer:
NOT nice - MEAN
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80 points
Spot the error:
The slope of
Answer
100 points
x
-3
0
3
6
y
7
5
3
1
is 3/3 = 1
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Answer:
The slope is -2/3.
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100 points