Question 1

Provide an appropriate response.
-Choose the expression that is equivalent to the following:

Accepted Answer

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

Question 2

State the real number that corresponds to the situation.
-The stock market gained 40 points on Monday.

Accepted Answer

A)  -40 
B)  40 
A)  -40 
B)  40

Question 3

Evaluate -x for the given value of x.
-x = 0

Accepted Answer

A)  -1 
B)  0 
C)  -3 
D)  1 
A)  -1 
B)  0 
C)  -3 
D)  1

Question 4

Solve the problem.
-The two charts show the weight gain of some people and the weight loss of other people. Use the information given to answer the question below.   What is the difference between the weight gain of Bob and the weight loss of Ed?

Accepted Answer

A)  -2031 grams 
B)  -6385 grams 
C)  2031 grams 
D)  6385 grams 
A)  -2031 grams 
B)  -6385 grams 
C)  2031 grams 
D)  6385 grams

Question 5

Multiply.
-2(2x + 3)

Accepted Answer

A)  12x 
B)  2x + 6 
C)  4x + 3 
D)  4x + 6 
A)  12x 
B)  2x + 6 
C)  4x + 3 
D)  4x + 6

Question 6

14x + 21

Accepted Answer

A)  14(x + 3) 
B)  7(2x + 21) 
C)  14(x + 21) 
D)  7(2x + 3) 
A)  14(x + 3) 
B)  7(2x + 21) 
C)  14(x + 21) 
D)  7(2x + 3)

Question 7

Multiply.
--2.63 · (-8.5)

Accepted Answer

A)  22.355 
B)  11.13 
C)  -5.87 
D)  -11.13 
A)  22.355 
B)  11.13 
C)  -5.87 
D)  -11.13

Question 8

r + (3 + s)

Accepted Answer

A)  (3 + s) + r 
B)  r + (s + 3) 
C)  (r + 3) + s 
D)  r(3 + s) 
A)  (3 + s) + r 
B)  r + (s + 3) 
C)  (r + 3) + s 
D)  r(3 + s)

Question 9

Add. Do not use a number line except as a check.
-

Accepted Answer

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

Question 10

Subtract.
-0.01 - (-4.674)

Accepted Answer

A)  4.684 
B)  4.784 
C)  0.047 
D)  4.664 
A)  4.684 
B)  4.784 
C)  0.047 
D)  4.664

Question 11

Find the reciprocal, if it exists.
-

Accepted Answer

A)    
B)  -2y 
C)    
D)  2y 
A)    
B)  -2y 
C)    
D)  2y

Question 12

Add. Do not use a number line except as a check.
-8.1 + (-3.2)

Accepted Answer

A)  8.1 
B)  11.3 
C)  -11.3 
D)  4.9 
A)  8.1 
B)  11.3 
C)  -11.3 
D)  4.9

Question 13

Divide, if possible.
-

Accepted Answer

A)  6 
B)  -6 
C)  -7 
D)  -5 
A)  6 
B)  -6 
C)  -7 
D)  -5

Question 14

Divide, if possible.
-

Accepted Answer

A)  Not defined 
B)  1 
C)  0 
D)  91 
A)  Not defined 
B)  1 
C)  0 
D)  91

Question 15

State the real number that corresponds to the situation.
-This year corn production decreased 55,000 pounds from last year on Steve's farm.

Accepted Answer

A)  55,000 
B)  -55,000 
A)  55,000 
B)  -55,000

Question 16

Remove parentheses and simplify.
-18r + 18 - 5(2r + 10)

Accepted Answer

A)  8r + -32 
B)  18r + 10 
C)  8r + 5 
D)  -60r 
A)  8r + -32 
B)  18r + 10 
C)  8r + 5 
D)  -60r

Question 17

Evaluate.
-  , when p = 14 and q = 2

Accepted Answer

A)  6 
B)  7 
C)  8 
D)    
A)  6 
B)  7 
C)  8 
D)

Question 18

State the real number that corresponds to the situation.
-On a cloudy day, the water temperature in the swimming pool drops 10 degrees.

Accepted Answer

A)  -10 
B)  10 
A)  -10 
B)  10

Question 19

Convert to decimal notation.
-

Accepted Answer

A)    
B)  -0.175 
C)    
D)  -0.18 
A)    
B)  -0.175 
C)    
D)  -0.18

Question 20

Write an equivalent expression. Use an associative law.
-(x + 8) + y

Accepted Answer

A)  x(8 + y) 
B)  (8 + x) + y 
C)  x + (8 + y) 
D)  y + (x + 8) 
A)  x(8 + y) 
B)  (8 + x) + y 
C)  x + (8 + y) 
D)  y + (x + 8)

Provide an appropriate response. -Choose the expression that is equivalent to the following:

State the real number that corresponds to the situation. -The stock market gained 40 points on Monday.

Evaluate -x for the given value of x. -x = 0

Solve the problem. -The two charts show the weight gain of some people and the weight loss of other people. Use the information given to answer the question below. What is the difference between the weight gain of Bob and the weight loss of Ed?

Multiply. -2(2x + 3)

14x + 21

Multiply. --2.63 · (-8.5)

r + (3 + s)

Add. Do not use a number line except as a check. -

Subtract. -0.01 - (-4.674)

Find the reciprocal, if it exists. -

Add. Do not use a number line except as a check. -8.1 + (-3.2)

Divide, if possible. -

Divide, if possible. -

State the real number that corresponds to the situation. -This year corn production decreased 55,000 pounds from last year on Steve's farm.

Remove parentheses and simplify. -18r + 18 - 5(2r + 10)

Evaluate. - , when p = 14 and q = 2

State the real number that corresponds to the situation. -On a cloudy day, the water temperature in the swimming pool drops 10 degrees.

Convert to decimal notation. -

Write an equivalent expression. Use an associative law. -(x + 8) + y

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

Provide an appropriate response. -Choose the expression that is equivalent to the following:

State the real number that corresponds to the situation. -The stock market gained 40 points on Monday.

Evaluate -x for the given value of x. -x = 0

Solve the problem. -The two charts show the weight gain of some people and the weight loss of other people. Use the information given to answer the question below. What is the difference between the weight gain of Bob and the weight loss of Ed?

Multiply. -2(2x + 3)

14x + 21

Multiply. --2.63 · (-8.5)

r + (3 + s)

Add. Do not use a number line except as a check. -

Subtract. -0.01 - (-4.674)

Find the reciprocal, if it exists. -

Add. Do not use a number line except as a check. -8.1 + (-3.2)

Divide, if possible. -

Divide, if possible. -

State the real number that corresponds to the situation. -This year corn production decreased 55,000 pounds from last year on Steve's farm.

Remove parentheses and simplify. -18r + 18 - 5(2r + 10)

Evaluate. - , when p = 14 and q = 2

State the real number that corresponds to the situation. -On a cloudy day, the water temperature in the swimming pool drops 10 degrees.

Convert to decimal notation. -

Write an equivalent expression. Use an associative law. -(x + 8) + y

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