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Pre-Algebra Chapter 1
Pre-Algebra Chapter 1
50 terms
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Chapter 1 Test Review
Flashcards
50 cards
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Practice quiz
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Questions
50
Answers
1
Simplify the expression (19 +
p
) + 15
34 - p
p + 4
34 + p
p - 4
2
statements that are true for any numbers
defining a variable
properties
variable
algebraic expression
3
Evaluate the expression 6(7) + 3
45
42
39
16
4
vertical number line which helps to form the coordinate system
origin
coordinate plane
y-axis
x-axis
5
pair of numbers used to locate any point on a coordinate plane; (x-coordinate, y-coordinate)
x-coordinate
ordered pair
graph
y-coordinate
6
another name for the coordinate system
x-axis
y-axis
coordinate plane
origin
7
to find the numerical value of an expression (to find the answer)
algebra
order of operations
numerical expression
evaluate
8
a dot at the point that corresponds to an ordered pair on a coordinate plane
graph
y-coordinate
x-coordinate
ordered pair
9
the operation performed on the input of a function
function rule
scatter plot
function table
equation
10
Write an equation to find the number of apples needed for any number of horses.
3 ⋅ 1
h = 3a
3 ⋅ 1 = 3
a = 3h
11
In the coordinate system shown, which ordered pair does NOT correspond to a point on the graph?
(3 , 6)
(5 , 4)
(6 , 2)
(6 , 6)
12
Evaluate the expression 4[(12 - 4) + 2]
14
40
32
16
13
Simplify the expression (5 +
v
) + 7
v - 12
v + 12
v - 2
v + 2
14
Name the property shown by the statement 1 + 2 + 3 = 2 + 1 + 3
Commutative Property of Addition
Multiplicative Property of Zero
Associative Property of Addition
Multiplicative Identity Property
15
Write the expression for the total number of postcards if eight people each buy five.
40
8(5) = 40
13
8(5)
16
Name the property shown by the statement 12 ▪ 0 = 0
Multiplicative Property of Zero
Multiplicative Identity Property
Associative Property of Addition
Commutative Property of Addition
17
a combination of numbers and operations; does NOT contain an equals sign
numerical expression
evaluate
algebra
order of operations
18
What is the value of
x
– 5 + 2
y
if
x
= 6 and
y
= 4?
3
9
6
7
19
process of using facts, properties, or rules to justify reasoning or reach valid conclusions
coordinate system
simplify
deductive reasoning
counterexample
20
a set of ordered pairs which may be shown in a table, graph, or listing of ordered pairs
function
domain
range
relation
21
Name the property shown by the statement (
a
+
b
) +
c
=
a
+ (
b
+
c
)
Associative Property of Addition
Multiplicative Property of Zero
Multiplicative Identity Property
Commutative Property of Addition
22
formed by the intersection of two number lines that meet at right angles at their zero points
deductive reasoning
counterexample
coordinate system
simplify
23
the set of all x-coordinates in a relation
range
domain
function
relation
24
the second number in an ordered pair which corresponds to the number on the y-axis
ordered pair
graph
x-coordinate
y-coordinate
25
an example that shows something is not true
coordinate system
counterexample
deductive reasoning
simplify
26
Write the expression for: total # of students if there are 19 in one class and 13 in another.
19 + 13
6
32
19 + 13 = 32
27
Evaluate 3
a
+
b
–
c
if
a
= 4,
b
= 8 and
c
= 11.
6
1
9
3
28
Simplify the expression (4 +
x
) + 6
x + 10
x - 2
x + 2
x - 10
29
Name the property shown by the statement 14 ⋅ 1 = 14
Associative Property of Addition
Commutative Property of Addition
Multiplicative Property of Zero
Multiplicative Identity Property
30
Write an expression for the total cost of 2 pkgs of pencils, 6 packs of paper, and 1 ruler.
(2⋅2) + (6⋅3) + (1⋅1)
(2 + 3 + 1)
(2⋅3) + (6⋅2) + (1⋅1)
(2) + (6) + (1)
31
The scatter plot shows weight and height. What type of relationship does the scatter plot show?
positive
no relationship
negative
32
choosing a variable and a quantity for the variable to represent
algebraic expression
defining a variable
variable
properties
33
horizontal number line which helps to form the coordinate system
coordinate plane
x-axis
origin
y-axis
34
a mathematical sentence stating that two quantities are equal; must contain an equals sign (=)
equation
function rule
function table
scatter plot
35
a collection of points graphed as ordered pairs showing the relationship between a set of data
equation
function rule
scatter plot
function table
36
Lions scored
t
regular shots,
e
3-pointers, and
f
free throws. Write the algebraic expression.
6
2t + 3e + f
p = 2 + 3 + 1
2 + 3 + f
37
the first number in an ordered pair which corresponds to the number on the x-axis
ordered pair
x-coordinate
y-coordinate
graph
38
the set of all y-coordinates in a relation
range
domain
relation
function
39
to write an expression in simpler form by performing all possible operations
counterexample
simplify
coordinate system
deductive reasoning
40
Find the total cost of 2 pkgs of pencils, 6 packs of paper, and 1 ruler.
9
6
23
$23
41
a table organizing the input, rule, and output of a function
equation
function table
scatter plot
function rule
42
a letter or symbol used to represent an unknown value
variable
algebraic expression
defining a variable
properties
43
Evaluate the expression 23 – 15 ÷ 3 ▪ 2
12
9
11
13
44
a branch of mathematics that uses symbols
numerical expression
algebra
evaluate
order of operations
45
a relation in which each element of the domain is paired with exactly one element in the range
function
domain
relation
range
46
an expression that contains at least one variable and at least one mathematical operation
defining a variable
variable
properties
algebraic expression
47
What is the algebraic expression for "
the quotient of the number of points and three?"
n ⋅ 3
3n
n + 3
n ÷ 3
48
the point at which the number lines intersect in a coordinate system
y-axis
origin
x-axis
coordinate plane
49
the rules to follow when more than one operation is used in an expression (PEMDAS)
numerical expression
evaluate
order of operations
algebra
50
Simplify the expression 3 ▪ (2 ▪ x)
6x
6-x
6+x
6 ÷ x
