Question 1

Subtract.
-0.32 - 0.11

Accepted Answer

A)  -0.33 
B)  0.21 
C)  -0.43 
D)  0.0352 
A)  -0.33 
B)  0.21 
C)  -0.43 
D)  0.0352

Question 2

Find the opposite, or additive inverse.
--23

Accepted Answer

A)  -23 
B)  23 
C)  0 
D)    
A)  -23 
B)  23 
C)  0 
D)

Question 3

Multiply.
-

Accepted Answer

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

Question 4

Substitute to find the value of the expression.
-Traveling at r kilometers per hour for t hours, a driver will travel rt kilometers. How far will Danny travel in 10 hours at a speed of 79 kilometers per hour?

Accepted Answer

A)  7.9 km 
B)  790 mi 
C)  790 km 
D)  89 km 
A)  7.9 km 
B)  790 mi 
C)  790 km 
D)  89 km

Question 5

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

Accepted Answer

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

Question 6

Divide.
-

Accepted Answer

A)  7 
B)    
C)  3.6 
D)  36 
A)  7 
B)    
C)  3.6 
D)  36

Question 7

Find the opposite, or additive inverse.
-

Accepted Answer

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

Question 8

Write an equivalent expression. Use an associative law.
-2 + (s + t)

Accepted Answer

A)  (s + t) + 2 
B)  2 + (t + s) 
C)  2(s + t) 
D)  (2 + s) + t 
A)  (s + t) + 2 
B)  2 + (t + s) 
C)  2(s + t) 
D)  (2 + s) + t

Question 9

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

Accepted Answer

A)  -47 
B)    
C)    
D)  47 
A)  -47 
B)    
C)    
D)  47

Question 10

Translate the phrase to an algebraic expression.
-Four more than x

Accepted Answer

A)  x + 4 
B)    
C)  4 - x 
D)  4x 
A)  x + 4 
B)    
C)  4 - x 
D)  4x

Question 11

Convert to decimal notation.
-

Accepted Answer

A)  -0.13 
B)  -1.3 
C)    
D)  -2.6 
A)  -0.13 
B)  -1.3 
C)    
D)  -2.6

Question 12

Find the absolute value.
--5.8

Accepted Answer

A)  5.8 
B)  -5.8 
C)  0 
D)  11.6 
A)  5.8 
B)  -5.8 
C)  0 
D)  11.6

Question 13

Subtract.
-32 - 15.09

Accepted Answer

A)  17.01 
B)  16.81 
C)  16.90 
D)  16.91 
A)  17.01 
B)  16.81 
C)  16.90 
D)  16.91

Question 14

Add. Do not use a number line except as a check.
--8.8 + (-7.1)

Accepted Answer

A)  -15.9 
B)  1.7 
C)  15.9 
D)  -1.7 
A)  -15.9 
B)  1.7 
C)  15.9 
D)  -1.7

Question 15

Graph the numbers on a number line.
--5.75, -3, -1, 1.25

Accepted Answer

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

Question 16

Translate the phrase to an algebraic expression.
-The quotient of x divided by eight

Accepted Answer

A)  8 + x 
B)  8 - x 
C)    
D)  8x 
A)  8 + x 
B)  8 - x 
C)    
D)  8x

Question 17

Provide an appropriate response.
-Choose the expression that is equivalent to the following: 4(3a) + 4(8b)

Accepted Answer

A)  4(3a + 8b) 
B)  8(11ab) 
C)  8(3a + 8b) 
D)  4(11ab) 
A)  4(3a + 8b) 
B)  8(11ab) 
C)  8(3a + 8b) 
D)  4(11ab)

Question 18

Simplify.
-

Accepted Answer

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

Question 19

Substitute to find the value of the expression.
-Bill takes four times as long to do a job as Jose. Suppose t represents the time it takes Bill to do the job. Then t/4 represents the time it takes Jose. How long does it take Jose if it takes Bill 90 minutes?

Accepted Answer

A)  94.00 min 
B)  22.50 min 
C)  360.00 min 
D)  86.00 min 
A)  94.00 min 
B)  22.50 min 
C)  360.00 min 
D)  86.00 min

Question 20

Translate the phrase to an algebraic expression.
-Six times x

Accepted Answer

A)    
B)  6x 
C)  6 - x 
D)  6 + x 
A)    
B)  6x 
C)  6 - x 
D)  6 + x

Subtract. -0.32 - 0.11

Find the opposite, or additive inverse. --23

Multiply. -

Substitute to find the value of the expression. -Traveling at r kilometers per hour for t hours, a driver will travel rt kilometers. How far will Danny travel in 10 hours at a speed of 79 kilometers per hour?

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

Divide. -

Find the opposite, or additive inverse. -

Write an equivalent expression. Use an associative law. -2 + (s + t)

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

Translate the phrase to an algebraic expression. -Four more than x

Convert to decimal notation. -

Find the absolute value. --5.8

Subtract. -32 - 15.09

Add. Do not use a number line except as a check. --8.8 + (-7.1)

Graph the numbers on a number line. --5.75, -3, -1, 1.25

Translate the phrase to an algebraic expression. -The quotient of x divided by eight

Provide an appropriate response. -Choose the expression that is equivalent to the following: 4(3a) + 4(8b)

Simplify. -

Substitute to find the value of the expression. -Bill takes four times as long to do a job as Jose. Suppose t represents the time it takes Bill to do the job. Then t/4 represents the time it takes Jose. How long does it take Jose if it takes Bill 90 minutes?

Translate the phrase to an algebraic expression. -Six times x

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

Subtract. -0.32 - 0.11

Find the opposite, or additive inverse. --23

Multiply. -

Substitute to find the value of the expression. -Traveling at r kilometers per hour for t hours, a driver will travel rt kilometers. How far will Danny travel in 10 hours at a speed of 79 kilometers per hour?

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

Divide. -

Find the opposite, or additive inverse. -

Write an equivalent expression. Use an associative law. -2 + (s + t)

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

Translate the phrase to an algebraic expression. -Four more than x

Convert to decimal notation. -

Find the absolute value. --5.8

Subtract. -32 - 15.09

Add. Do not use a number line except as a check. --8.8 + (-7.1)

Graph the numbers on a number line. --5.75, -3, -1, 1.25

Translate the phrase to an algebraic expression. -The quotient of x divided by eight

Provide an appropriate response. -Choose the expression that is equivalent to the following: 4(3a) + 4(8b)

Simplify. -

Substitute to find the value of the expression. -Bill takes four times as long to do a job as Jose. Suppose t represents the time it takes Bill to do the job. Then t/4 represents the time it takes Jose. How long does it take Jose if it takes Bill 90 minutes?

Translate the phrase to an algebraic expression. -Six times x

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