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Algebra Unit 1 Review
which is the most precise?
which is the most precise?
Algebra Unit 1 Review
37 terms
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Algebra Review on the first Unit
Flashcards
37 cards
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Practice quiz
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Questions
37
Answers
1
which is the most precise?
4.34cm
4cm
4.345cm
4.3cm
2
which is the most precise?
4 quarts
8 pints
1 gallon
16 cups
3
what does the image portray?
not accurate not precise
Accurate
Precise
Accurate and precise
4
If you're solving equations and you get a result with a true statement such as 12=12
The answer is all real numbers
there is only one possible answer
there is no solution
the answer is twelve
5
a mathematical statement that two expressions are equal
problem
equation
solution
variable
6
If you're solving equations and the answer is false, for example 9=-8
the answer is nine
there is no solution
the answer is all real numbers
the answer is negative eight
7
a letter or a symbol used to represent a value that can change
numerical expression
constant
variable
algebraic expression
8
may contain variables, constants, and operations
constant
algebraic expression
numerical expression
variable
9
–4 + 7x = 3 In order to Solve which is your FIRST step?
divide by seven
subtract seven
subtract four from both sides
add four to both sides
10
Before solving an absolute value equation you must make sure the absolute value
is on the right side
is isolated
contains one variable
11
the inverse operation of division is:
multiplication
addition
division
subtraction
12
In order to solve 9x=81 you must
add nine to both sides
subtract 9 from both sides
multiply nine on both sides
divide by nine on both sides
13
a comparison of two quantities by division
proportion
ratio
scale
14
an equation with two or more variables
literal
equation with variables on both sides
absolute value
15
In order to isolate a variable you must use:
matching operations
inverse operations
guess and check
16
If an absolute value equals zero there are how many solutions
none
all real numbers
2
1
17
If 2ratios are proportional then the __ is the number you multiply to get from one to the other
factor
ratio
scale
18
contains only constants and operations
constant
variable
algebraic expression
numerical expression
19
The inverse operation of subtraction is
multiplication
addition
division
subtraction
20
What does the image portray?
accurate but not precise
Precise and accurate
precise but not accurate
neither precise or accurate
21
A statement that two ratios are equivalent is called a
ratio
similar
proportion
scale
22
Once you absolute variable is isolated and you pull it out what do you do
set it equal 2 the other side and the oposite sign and solve
set it equal to the opposite side
solve for the variable
23
the inverse operation of multiplication is
multiplication
addition
division
subtraction
24
In order to solve: y-8=24 you must
add eight to both sides
guess and check
subtract eight from both sides
25
If an absolute value equals a negative there are how many solutions
all real numbers
1
2
0
26
y+8=10 In order to solve you must
divide by eight on both sides
add eight to both sides
multiply by eight on both sides
subtract eight from both sides
27
What does the image portray?
precise
precise and accurate
not precise not accurate
accurate
28
What you do to one side of an equation you must do
once
to both sides
29
d=rt Solve for r
r=t/d
td=r
r=d/t
30
a value that does not change
variable
numerical expression
constant
algebraic expression
31
If two ratios are proportional
the sum of the diagonal are equal
the numerators multiplied equals the denominators multiplied
the diagonals multiplied are equal
32
f=i-gt Solve for i
f+gt=i
i=g/t
i=-gt+f
i=(gt)/f
33
–2(3 – d) = 4 What is your first step to solve?
add two to both sides
distribute
add d to both sides
divide by -2 on both sides
34
If two figures are similar their corresponding parts are
inverse
scale
proportional
equal
35
The inverse operation of addition is
subtraction
multiplication
addition
division
36
2a + 3 – 8a = 8 What is your first step?
subtract three
divide by 2
divide by -8
Combine like terms
37
ratio of two quantities with different units
factor
scale
rate
