Question 1

Use the order of operations to simplify the expression.
-$(-10)(8)^{4}-(-3)(-3)$

Accepted Answer

A)  $-40,951$ 
B)  9 
C)  $-40,969$ 
D)  $-40,960$ 
A)  $-40,951$ 
B)  9 
C)  $-40,969$ 
D)  $-40,960$

Question 2

Simplify the expression.
-$-12 y+(-9 y)$

Accepted Answer

A)  $-21 y^{2}$ 
B)  $-3 y$ 
C)  $-21 y$ 
D)  $21 \mathrm{y}$ 
A)  $-21 y^{2}$ 
B)  $-3 y$ 
C)  $-21 y$ 
D)  $21 \mathrm{y}$

Question 3

Perform the indicated operation.
-$-6\left(-\frac{4}{21}\right)$

Accepted Answer

A)  $-\frac{7}{8}$ 
B)  $\frac{7}{8}$ 
C)  $\frac{8}{7}$ 
D)  $-\frac{8}{7}$ 
A)  $-\frac{7}{8}$ 
B)  $\frac{7}{8}$ 
C)  $\frac{8}{7}$ 
D)  $-\frac{8}{7}$

Question 4

The NSC (Not So Consistent) Corporation has just completed its first year of business. The following chart shows its monthly profit (or loss).
 $\begin{array}{lr} 
\text {Month }&\text { Profit (Loss) in Dollars} \
\hline \text {January} & -14,526  \
\text {February }& 1874 \
\text {March} & -8977 \
\text {April} &-14,107  \
\text {May} & 14,073 \
\text {June }& 14,632 \
\text {July} &-13,834  \
\text {August }& -13,170\
\text {September} & -4860 \
\text {October }& 6630 \
\text {November }& -3338 \
\text {December} & -974
\end{array}$
-The loss was greatest in

Accepted Answer

A)  November 
B)  June 
C)  December 
D)  January 
A)  November 
B)  June 
C)  December 
D)  January

Question 5

Write the percent as a fraction in lowest terms.
-$22.5 \%$

Accepted Answer

A)  $\frac{9}{4}$ 
B)  $\frac{9}{20}$ 
C)  $\frac{9}{80}$ 
D)  $\frac{9}{40}$ 
A)  $\frac{9}{4}$ 
B)  $\frac{9}{20}$ 
C)  $\frac{9}{80}$ 
D)  $\frac{9}{40}$

Question 6

Perform the indicated operation. Round to the nearest hundredth, if necessary.
-(7.3)(5.4)(-6.1)

Accepted Answer

A)  -240.462 
B)  240.462 
C)  -2356.5276 
D)  2356.5276 
A)  -240.462 
B)  240.462 
C)  -2356.5276 
D)  2356.5276

Question 7

Write the percent as a fraction in lowest terms.
-$2.15 \%$

Accepted Answer

A)  $\frac{43}{20}$ 
B)  $\frac{43}{200}$ 
C)  $\frac{43}{2}$ 
D)  $\frac{43}{2000}$ 
A)  $\frac{43}{20}$ 
B)  $\frac{43}{200}$ 
C)  $\frac{43}{2}$ 
D)  $\frac{43}{2000}$

Question 8

$429)-2(3 k-4)+3(5 k-1)-1+2 k$

Accepted Answer

A)  $7 \mathrm{k}+10$ 
B)  $11 \mathrm{k}-12$ 
C)  $7 \mathrm{k}+4$ 
D)  $11 \mathrm{k}+4$ 
A)  $7 \mathrm{k}+10$ 
B)  $11 \mathrm{k}-12$ 
C)  $7 \mathrm{k}+4$ 
D)  $11 \mathrm{k}+4$

Question 9

Evaluate the expression.
-$(-10)^{2}$

Accepted Answer

A)  100 
B)  20 
C)  -100 
D)  -20 
A)  100 
B)  20 
C)  -100 
D)  -20

Question 10

The two charts show the weight gain of some people and the weight loss of other people. Use the information given to answer the questions below.
 
How much more weight did Don lose than Ed?

Accepted Answer

A)  -5135 grams 
B)  -781 grams 
C)  781 grams 
D)  5135 grams 
A)  -5135 grams 
B)  -781 grams 
C)  781 grams 
D)  5135 grams

Question 11

Multiply as indicated. Write the answer as a fraction in lowest terms.
-$\frac{23}{25} \cdot \frac{25}{27}$

Accepted Answer

A)  $\frac{625}{621}$ 
B)  $\frac{23}{675}$ 
C)  $\frac{23}{27}$ 
D)  $\frac{12}{13}$ 
A)  $\frac{625}{621}$ 
B)  $\frac{23}{675}$ 
C)  $\frac{23}{27}$ 
D)  $\frac{12}{13}$

Question 12

Find the value of the expression.
-$-|18|$

Accepted Answer

A)  0 
B)  4.243 
C)  -18 
D)  18 
A)  0 
B)  4.243 
C)  -18 
D)  18

Question 13

Perform the indicated operations.
-$\frac{2-24+(-8)}{\sqrt{36}(-8)}$

Accepted Answer

A)  $-\frac{5}{8}$ 
B)  $\frac{5}{8}$ 
C)  $-\frac{15}{7}$ 
D)  $\frac{15}{7}$ 
A)  $-\frac{5}{8}$ 
B)  $\frac{5}{8}$ 
C)  $-\frac{15}{7}$ 
D)  $\frac{15}{7}$

Question 14

Write as a percent.
-0.00313

Accepted Answer

A)  $0.1565 \%$ 
B)  $0.0313 \%$ 
C)  $0.000313 \%$ 
D)  $0.313 \%$ 
A)  $0.1565 \%$ 
B)  $0.0313 \%$ 
C)  $0.000313 \%$ 
D)  $0.313 \%$

Question 15

Find the value of the expression.
-$|-15|-|-5|$

Accepted Answer

A)  -20 
B)  20 
C)  10 
D)  -10 
A)  -20 
B)  20 
C)  10 
D)  -10

Question 16

Find the value of the expression.
-$|-23|$

Accepted Answer

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

Question 17

List the elements from A that belong to the set.
-$\mathrm{A}=\left\{-\sqrt{6},-6,-0.09,0, \sqrt{4}, \frac{21}{3}, 3, \sqrt{-4}\right\}$
Rational numbers

Accepted Answer

A)  $-6,-0.09,0, \sqrt{4}$ (or 2 ), $\frac{21}{3}$ (or 7 ) , 3 
B)  $0, \sqrt{4}$ (or 2 ), $\frac{21}{3}$ (or 7 ) , 3 
C)  $-6,0, \sqrt{4}$ (or 2 ), $\frac{21}{3}$ (or 7 ), 3 
D)  $-6,-0.09,0, \frac{21}{3}$ (or 7$), 3$ 
A)  $-6,-0.09,0, \sqrt{4}$ (or 2 ), $\frac{21}{3}$ (or 7 ) , 3 
B)  $0, \sqrt{4}$ (or 2 ), $\frac{21}{3}$ (or 7 ) , 3 
C)  $-6,0, \sqrt{4}$ (or 2 ), $\frac{21}{3}$ (or 7 ), 3 
D)  $-6,-0.09,0, \frac{21}{3}$ (or 7$), 3$

Question 18

The two charts show the weight gain of some people and the weight loss of other people. Use the information given to answer the questions below.
 
What is the difference between the weight gain of Abe and the weight loss of Ed?

Accepted Answer

A)  874 grams 
B)  5228 grams 
C)  -5228 grams 
D)  -874 grams 
A)  874 grams 
B)  5228 grams 
C)  -5228 grams 
D)  -874 grams

Question 19

The graphs show the sales of two companies competing for market share.
  
-If $x$ represents Company B's sales in 2005 and y represents Company B's sales in 2008, the relationship between $x$ and $y$ is

Accepted Answer

A)  $x\lt y$ 
B)  $x=y$ 
C)  $x>y$ 
A)  $x\lt y$ 
B)  $x=y$ 
C)  $x>y$

Question 20

Decide whether the statement is .
-The difference between two negative numbers is positive.

Accepted Answer

A)  Never true 
B)  Always true 
C)  Sometimes true 
A)  Never true 
B)  Always true 
C)  Sometimes true

Use the order of operations to simplify the expression. - $(-10)(8)^{4}-(-3)(-3)$

Simplify the expression. - $-12 y+(-9 y)$

Perform the indicated operation. - $-6\left(-\frac{4}{21}\right)$

Write the percent as a fraction in lowest terms. - $22.5 \%$

Perform the indicated operation. Round to the nearest hundredth, if necessary. -(7.3)(5.4)(-6.1)

Write the percent as a fraction in lowest terms. - $2.15 \%$

$429)-2(3 k-4)+3(5 k-1)-1+2 k$

Evaluate the expression. - $(-10)^{2}$

The two charts show the weight gain of some people and the weight loss of other people. Use the information given to answer the questions below. How much more weight did Don lose than Ed?

Multiply as indicated. Write the answer as a fraction in lowest terms. - $\frac{23}{25} \cdot \frac{25}{27}$

Find the value of the expression. - $-|18|$

Perform the indicated operations. - $\frac{2-24+(-8)}{\sqrt{36}(-8)}$

Write as a percent. -0.00313

Find the value of the expression. - $|-15|-|-5|$

Find the value of the expression. - $|-23|$

List the elements from A that belong to the set. - $\mathrm{A}=\left\{-\sqrt{6},-6,-0.09,0, \sqrt{4}, \frac{21}{3}, 3, \sqrt{-4}\right\}$ Rational numbers

The two charts show the weight gain of some people and the weight loss of other people. Use the information given to answer the questions below. What is the difference between the weight gain of Abe and the weight loss of Ed?

The graphs show the sales of two companies competing for market share. -If $x$ represents Company B's sales in 2005 and y represents Company B's sales in 2008, the relationship between $x$ and $y$ is

Decide whether the statement is . -The difference between two negative numbers is positive.

Linear Equations, Inequalities, and Applications

Linear Equations, Graphs, and Functions

Systems of Linear Equations

Exponents, Polynomials, and Polynomial Functions

Factoring

Rational Expressions and Functions

Roots, Radicals, and Root Functions

Quadratic Equations, Inequalities, and Functions

Inverse, Exponential, and Logarithmic Functions

Nonlinear Functions, Conic Sections, and Nonlinear Systems

Further Topics in Algebra

Appendices

Filters

Exam 1: Review of the Real Number System

Use the order of operations to simplify the expression. - (−10)(8)4−(−3)(−3)(-10)(8)^{4}-(-3)(-3)(−10)(8)4−(−3)(−3)

Simplify the expression. - −12y+(−9y)-12 y+(-9 y)−12y+(−9y)

Perform the indicated operation. - −6(−421)-6\left(-\frac{4}{21}\right)−6(−214​)

Write the percent as a fraction in lowest terms. - 22.5%22.5 \%22.5%

Perform the indicated operation. Round to the nearest hundredth, if necessary. -(7.3)(5.4)(-6.1)

Write the percent as a fraction in lowest terms. - 2.15%2.15 \%2.15%

429)−2(3k−4)+3(5k−1)−1+2k429)-2(3 k-4)+3(5 k-1)-1+2 k429)−2(3k−4)+3(5k−1)−1+2k

Evaluate the expression. - (−10)2(-10)^{2}(−10)2

The two charts show the weight gain of some people and the weight loss of other people. Use the information given to answer the questions below. How much more weight did Don lose than Ed?

Multiply as indicated. Write the answer as a fraction in lowest terms. - 2325⋅2527\frac{23}{25} \cdot \frac{25}{27}2523​⋅2725​

Find the value of the expression. - −∣18∣-|18|−∣18∣

Perform the indicated operations. - 2−24+(−8)36(−8)\frac{2-24+(-8)}{\sqrt{36}(-8)}36​(−8)2−24+(−8)​

Write as a percent. -0.00313

Find the value of the expression. - ∣−15∣−∣−5∣|-15|-|-5|∣−15∣−∣−5∣

Find the value of the expression. - ∣−23∣|-23|∣−23∣

List the elements from A that belong to the set. - A={−6,−6,−0.09,0,4,213,3,−4}\mathrm{A}=\left\{-\sqrt{6},-6,-0.09,0, \sqrt{4}, \frac{21}{3}, 3, \sqrt{-4}\right\}A={−6​,−6,−0.09,0,4​,321​,3,−4​} Rational numbers

The two charts show the weight gain of some people and the weight loss of other people. Use the information given to answer the questions below. What is the difference between the weight gain of Abe and the weight loss of Ed?

The graphs show the sales of two companies competing for market share. -If xxx represents Company B's sales in 2005 and y represents Company B's sales in 2008, the relationship between xxx and yyy is

Decide whether the statement is . -The difference between two negative numbers is positive.

Linear Equations, Inequalities, and Applications

Linear Equations, Graphs, and Functions

Systems of Linear Equations

Exponents, Polynomials, and Polynomial Functions

Factoring

Rational Expressions and Functions

Roots, Radicals, and Root Functions

Quadratic Equations, Inequalities, and Functions

Inverse, Exponential, and Logarithmic Functions

Nonlinear Functions, Conic Sections, and Nonlinear Systems

Further Topics in Algebra

Appendices

Filters

Use the order of operations to simplify the expression. - $(-10)(8)^{4}-(-3)(-3)$

Simplify the expression. - $-12 y+(-9 y)$

Perform the indicated operation. - $-6\left(-\frac{4}{21}\right)$

Write the percent as a fraction in lowest terms. - $22.5 \%$

Write the percent as a fraction in lowest terms. - $2.15 \%$

$429)-2(3 k-4)+3(5 k-1)-1+2 k$

Evaluate the expression. - $(-10)^{2}$

Multiply as indicated. Write the answer as a fraction in lowest terms. - $\frac{23}{25} \cdot \frac{25}{27}$

Find the value of the expression. - $-|18|$

Perform the indicated operations. - $\frac{2-24+(-8)}{\sqrt{36}(-8)}$

Find the value of the expression. - $|-15|-|-5|$

Find the value of the expression. - $|-23|$

List the elements from A that belong to the set. - $\mathrm{A}=\left\{-\sqrt{6},-6,-0.09,0, \sqrt{4}, \frac{21}{3}, 3, \sqrt{-4}\right\}$ Rational numbers

The graphs show the sales of two companies competing for market share. -If $x$ represents Company B's sales in 2005 and y represents Company B's sales in 2008, the relationship between $x$ and $y$ is