Question 1

Insert  to write a true statement.
-

Accepted Answer

A)    
B)    
A)    
B)

Question 2

Find an equivalent expression without parentheses.
--(-3 + 9y)

Accepted Answer

A)  3 - 9y 
B)  27y 
C)  -3 + 9y 
D)  3 + 9y 
A)  3 - 9y 
B)  27y 
C)  -3 + 9y 
D)  3 + 9y

Question 3

Find the reciprocal, if it exists.
--2.7

Accepted Answer

A)  1 
B)    
C)  2.7 
D)    
A)  1 
B)    
C)  2.7 
D)

Question 4

Convert to decimal notation.
-

Accepted Answer

A)  0.13 
B)    
C)    
D)    
A)  0.13 
B)    
C)    
D)

Question 5

Simplify.
-(3 + 8)[5 + (2 + 7)]

Accepted Answer

A)  56 
B)  456 
C)  336 
D)  154 
A)  56 
B)  456 
C)  336 
D)  154

Question 6

Multiply.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 7

Evaluate -x for the given value of x.
-x =

Accepted Answer

A)    
B)  178 
C)  0 
D)    
A)    
B)  178 
C)  0 
D)

Question 8

Subtract.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 9

Evaluate -(-x) for the given value of x.
-x = -32.89

Accepted Answer

A)  -0.03 
B)  -32.89 
C)  0.03 
D)  32.89 
A)  -0.03 
B)  -32.89 
C)  0.03 
D)  32.89

Question 10

ar - as + at

Accepted Answer

A)  ar(1 - s + t) 
B)  a(r + s + t) 
C)  r(a - s + t) 
D)  a(r - s + t) 
A)  ar(1 - s + t) 
B)  a(r + s + t) 
C)  r(a - s + t) 
D)  a(r - s + t)

Question 11

Solve the problem.
-If a garage charges $20 for an oil change, how much will it take in if oil is changed on 25 cars?

Accepted Answer

A)  $505 
B)  $500 
C)  $45 
D)  $50 
A)  $505 
B)  $500 
C)  $45 
D)  $50

Question 12

Find the absolute value.
-17

Accepted Answer

A)  34 
B)  -17 
C)  0 
D)  17 
A)  34 
B)  -17 
C)  0 
D)  17

Question 13

Solve the problem.
-If a roll of wallpaper costs $24, how much will 10 rolls cost?

Accepted Answer

A)  $34 
B)  $240 
C)  $42 
D)  $248 
A)  $34 
B)  $240 
C)  $42 
D)  $248

Question 14

Divide.
-

Accepted Answer

A)  -6 
B)    
C)    
D)    
A)  -6 
B)    
C)    
D)

Question 15

(6x)y

Accepted Answer

A)  (6y)x 
B)  (x6)y 
C)  6x + 6y 
D)  6(xy) 
A)  (6y)x 
B)  (x6)y 
C)  6x + 6y 
D)  6(xy)

Question 16

Write the word or phrase that best completes each statement or answers the question.
Use the commutative and/or associative laws to rewrite the given expression. Label each step with a reason.
-

Accepted Answer

@#IMG-DLM& Using the commutati

Question 17

Translate to an algebraic expression.
-Robbie drove his car at 65 mph for x hours. How many miles did he travel?

Accepted Answer

A)  65x 
B)    
C)  65 - x 
D)    
A)  65x 
B)    
C)  65 - x 
D)

Question 18

Divide, if possible.
-

Accepted Answer

A)  Not defined 
B)  0 
C)  1 
D)  59 
A)  Not defined 
B)  0 
C)  1 
D)  59

Question 19

Collect like terms.
-9a - 3a + 6

Accepted Answer

A)  6a + 6 
B)  -6a + 6 
C)  12a 
D)  12a + 6 
A)  6a + 6 
B)  -6a + 6 
C)  12a 
D)  12a + 6

Question 20

Simplify.
-(-8 - 7)[7 + (3 + 7)]

Accepted Answer

A)  28 
B)  32 
C)  -115 
D)  -255 
A)  28 
B)  32 
C)  -115 
D)  -255

Insert < or > to write a true statement. -

Find an equivalent expression without parentheses. --(-3 + 9y)

Find the reciprocal, if it exists. --2.7

Convert to decimal notation. -

Simplify. -(3 + 8)[5 + (2 + 7)]

Multiply. -

Evaluate -x for the given value of x. -x =

Subtract. -

Evaluate -(-x) for the given value of x. -x = -32.89

ar - as + at

Solve the problem. -If a garage charges $20 for an oil change, how much will it take in if oil is changed on 25 cars?

Find the absolute value. -17

Solve the problem. -If a roll of wallpaper costs $24, how much will 10 rolls cost?

Divide. -

(6x)y

Write the word or phrase that best completes each statement or answers the question. Use the commutative and/or associative laws to rewrite the given expression. Label each step with a reason. -

Translate to an algebraic expression. -Robbie drove his car at 65 mph for x hours. How many miles did he travel?

Divide, if possible. -

Collect like terms. -9a - 3a + 6

Simplify. -(-8 - 7)[7 + (3 + 7)]

Introduction

Solving Equations and Inequalities

Graphs of Linear Equations

Polynomials: Operations

Polynomials: Factoring

Rational Expressions and Equations

Graphs, Functions, and Applications

Systems of Equations

More on Inequalities

Radical Expressions, Equations, and Functions

Quadratic Equations and Functions

Exponential Functions and Logarithmic Functions

Calculating Means and Medians of Data Sets

Filters

Exam 2: Introduction to Real Numbers and Algebraic Expressions

Insert < or > to write a true statement. -

Find an equivalent expression without parentheses. --(-3 + 9y)

Find the reciprocal, if it exists. --2.7

Convert to decimal notation. -

Simplify. -(3 + 8)[5 + (2 + 7)]

Multiply. -

Evaluate -x for the given value of x. -x =

Subtract. -

Evaluate -(-x) for the given value of x. -x = -32.89

ar - as + at

Solve the problem. -If a garage charges $20 for an oil change, how much will it take in if oil is changed on 25 cars?

Find the absolute value. -17

Solve the problem. -If a roll of wallpaper costs $24, how much will 10 rolls cost?

Divide. -

(6x)y

Write the word or phrase that best completes each statement or answers the question. Use the commutative and/or associative laws to rewrite the given expression. Label each step with a reason. -

Translate to an algebraic expression. -Robbie drove his car at 65 mph for x hours. How many miles did he travel?

Divide, if possible. -

Collect like terms. -9a - 3a + 6

Simplify. -(-8 - 7)[7 + (3 + 7)]

Introduction

Solving Equations and Inequalities

Graphs of Linear Equations

Polynomials: Operations

Polynomials: Factoring

Rational Expressions and Equations

Graphs, Functions, and Applications

Systems of Equations

More on Inequalities

Radical Expressions, Equations, and Functions

Quadratic Equations and Functions

Exponential Functions and Logarithmic Functions

Calculating Means and Medians of Data Sets

Filters