PREALGEBRA15th EditionOpenStax Publisher: OpenStaxISBN: 9781938168994
PREALGEBRA
Solutions for PREALGEBRA
Problem 3.3TI:
TRY IT:: 3 Order each of the following pairs of numbers using < or >. a. 15 7 b. -2 5 c. -3 -7 d. 5...Problem 3.4TI:
TRY IT:: 3.4 Order each of the following pairs of numbers using < or >. a. 8 13 b. 3 -4 c. -5 -2 d....Problem 3.5TI:
TRYIT:: 3.5 Find the opposite of each number: a. 4 b. -3Problem 3.6TI:
TRY IT:: 3.6 Find the opposite of each number: a. 8 b. -5Problem 3.7TI:
Try IT:: 3.7 Simplify: (1)Problem 3.8TI:
Try IT:: 3.8 Simplify: (5)Problem 3.9TI:
TRY IT:: 3.9 Evaluate n: a. when n=4 b. when n=4Problem 3.10TI:
TRY IT:: 3.10 Evaluate: m: a. when m=11 b. when m=11Problem 3.11TI:
Try IT:: 3.11 Simplify: a. |12| b. |28|Problem 3.12TI:
TRYIT:: 3.12 Simplify: a.|9| b.(b)-|37|Problem 3.13TI:
TRYIT:: 3.13 Evaluate: a. |x|when x=17 b. |y|when y=39 c. |m|when m=22 d. |p|when p=11Problem 3.15TI:
TRY IT:: 3.15 Fill in <, >, or = for each of the following: a. |9||9| b. 2|2| c. 8|-8| d. -|-5|-5Problem 3.16TI:
TRY IT:: 3.16 Fill in <, >, or = for each of the following: a. 7 |7| b. |11|11 c. |4||4| d. 1|1|Problem 3.17TI:
TRY IT:: 3.17 Simplify: a. |129| b. 3|6|Problem 3.18TI:
TRY IT:: 3.18 Simplify: a. |2716| b. 9|7|Problem 3.19TI:
TRY IT:: 3.19 Simplify: |1+8||2+5|Problem 3.20TI:
TRY IT:: 3.20 Simplify: |95||76|Problem 3.21TI:
TRY IT:: 3.21 Simplify: 19|114(31)|Problem 3.22TI:
TRY IT:: 3.22 Simplify: 9|84(75)|Problem 3.23TI:
TRY IT:: 3.23 Translate each phrase into an expression with integers: a. the opposite of positive...Problem 3.24TI:
TRY IT:: 3.24 Translate each phrase into an expression with integers: a. the opposite of negative...Problem 3.25TI:
TRY IT:: 3.25 Translate into an expression with integers: The football team had a gain of 5 yards.Problem 3.26TI:
TRY IT:: 3.26 Translate into an expression with integers: The scuba diver was 30 feet below the...Problem 1E:
In the following exercises, locate and label the given points on a number line. 1.a. 2 b. -2 c. -5Problem 2E:
In the following exercises, locate and label the given points on a number line. 2.a. 5 b. -5 c. -2Problem 3E:
In the following exercises, locate and label the given points on a number line. 3.a. -8 b. 8 c. -6Problem 4E:
In the following exercises, locate and label the given points on a number line. 4.a. -7 b. 7 c. -1Problem 5E:
In the following exercises, order each of the following pairs of numbers, using < or >. 5.a. 9__4 b....Problem 6E:
In the following exercises, order each of the following pairs of numbers, using < or >. 6.a. 6__2;...Problem 7E:
In the following exercises, order each of the following pairs of numbers, using < or >. 7.a. -5__1;...Problem 8E:
In the following exercises, order each of the following pairs of numbers, using . 8.a. -7__3; b....Problem 13E:
In the following exercises, simplify. -(-4)Problem 14E:
In the following exercises, simplify. -(-8)Problem 15E:
In the following exercises, simplify. -(-15)Problem 16E:
In the following exercises, simplify. -(-11)Problem 21E:
In the following exercises, simplify each absolute value expression. a. |7| b. |25| c. |0|Problem 22E:
In the following exercises, simplify each absolute value expression. a. |5| b. |20| c. |19|Problem 23E:
In the following exercises, simplify each absolute value expression. a. |32| b. |18| c. |16|Problem 24E:
In the following exercises, simplify each absolute value expression. a. |41| b. |40| c. |22|Problem 25E:
In the following exercises, evaluate each absolute value expression. a. |x|when x=28 b. |u|when u=15Problem 26E:
In the following exercises, evaluate each absolute value expression. a. |y|when y=37 b. |z|when z=24Problem 27E:
In the following exercises, evaluate each absolute value expression. a. |p|when p=19 b. |q|when q=33Problem 28E:
In the following exercises, evaluate each absolute value expression. a. |a|when a=60 b. |b|when b=12Problem 29E:
In the following exercises, fill in <, >, or = to compare each expression. a. 6__ |6| b. |3|__ 3Problem 30E:
In the following exercises, fill in <, >, or = to compare each expression. a. 8__ |8| b. |2|__ 2Problem 31E:
In the following exercises, fill in <, >, or = to compare each expression. a. |3|__ |3| b. 4__ |4|Problem 32E:
In the following exercises, fill in <, >, or = to compare each expression. a. |5|__ |5| b. 9__ |9|Problem 43E:
Translate each phrase into an expression with integers. Do not simplify. a. the opposite of 8 b. the...Problem 44E:
Translate each phrase into an expression with integers. Do not simplify. a. the opposite of 11 b....Problem 45E:
Translate each phrase into an expression with integers. Do not simplify. a. the opposite of 20 b....Problem 46E:
Translate each phrase into an expression with integers. Do not simplify. a. the opposite of 15 b....Problem 47E:
Translate each phrase into an expression with integers. Do not simplify. a temperature of 6 degrees...Problem 48E:
Translate each phrase into an expression with integers. Do not simplify. a temperature of 14 degrees...Problem 49E:
Translate each phrase into an expression with integers. Do not simplify. an elevation of 40 feet...Problem 50E:
Translate each phrase into an expression with integers. Do not simplify. an elevation of 65 feet...Problem 51E:
Translate each phrase into an expression with integers. Do not simplify. a football play loss of 12...Problem 52E:
Translate each phrase into an expression with integers. Do not simplify. a football play gain of 4...Problem 53E:
Translate each phrase into an expression with integers. Do not simplify. a stock gain of $3Problem 54E:
Translate each phrase into an expression with integers. Do not simplify. a stock loss of $5Problem 55E:
Translate each phrase into an expression with integers. Do not simplify. a golf score one above parProblem 56E:
Translate each phrase into an expression with integers. Do not simplify. a golf score of 3 below parProblem 57E:
Elevation The highest elevation in the United State is Mount McKinley, Alaska, at 20,320 feet above...Problem 58E:
Extreme temperatures The highest recorded temperature on Earth is 58° Celsius, recorded in the...Problem 59E:
State budgets In June, 2011, the state of Pennsylvania estimated it would have a budget surplus of...Browse All Chapters of This Textbook
Chapter 1 - Whole NumbersChapter 1.1 - Introduction To Whole NumbersChapter 1.2 - Add Whole NumbersChapter 1.3 - Subtract Whole NumbersChapter 1.4 - Multiply Whole NumbersChapter 1.5 - Divide Whole NumbersChapter 2 - The Language Of AlgebraChapter 2.1 - Use The Language Of AlgebraChapter 2.2 - Evaluate, Simplify, And Translate ExpressionsChapter 2.3 - Solving Equations Using The Subtraction And Addition Properties Of Equality
Chapter 2.4 - Find Multiples And FactorsChapter 2.5 - Prime Factorization And The Least Common MultipleChapter 3 - IntegersChapter 3.1 - Introduction To IntegersChapter 3.2 - Add IntegersChapter 3.3 - Subtract IntegersChapter 3.4 - Multiply And Divide IntegersChapter 3.5 - Solve Equations Using Integers; The Division Property Of EqualityChapter 4 - FractionsChapter 4.1 - Visualize FractionsChapter 4.2 - Multiply And Divide FractionsChapter 4.3 - Multiply And Divide Mixed Numbers And Complex FractionsChapter 4.4 - Add And Subtract Fractions With Common DenominatorsChapter 4.5 - Add And Subtract Fractions With Different DenominatorsChapter 4.6 - Add And Subtract Mixed NumbersChapter 4.7 - Solve Equations With FractionsChapter 5 - DecimalsChapter 5.1 - DecimalsChapter 5.2 - Decimal OperationsChapter 5.3 - Decimals And FractionsChapter 5.4 - Solve Equations With DecimalsChapter 5.5 - Averages And ProbabilityChapter 5.6 - Ratios And RateChapter 5.7 - Simplify And Use Square RootsChapter 6 - PercentsChapter 6.1 - Understand PercentChapter 6.2 - Solve General Applications Of PercentChapter 6.3 - Solve Sales Tax, Commission, And Discount ApplicationsChapter 6.4 - Solve Simple Interest ApplicationsChapter 6.5 - Solve Proportions And Their ApplicationsChapter 7 - The Properties Of Real NumbersChapter 7.1 - Rational And Irrational NumbersChapter 7.2 - Commutative And Associative PropertiesChapter 7.3 - Distributive PropertyChapter 7.4 - Properties Of Identity, Inverses, And ZeroChapter 7.5 - Systems Of MeasurementChapter 8 - Solving Linear EquationsChapter 8.1 - Solve Equations Using The Subtraction And Addition Properties Of EqualityChapter 8.2 - Solve Equations Using The Division And Multiplication Properties Of EqualityChapter 8.3 - Solve Equations With Variables And Constants On Both SidesChapter 8.4 - Solve Equations With Fraction Or Decimal CoefficientsChapter 9 - Math Models And GeometryChapter 9.1 - Use A Problem Solving StrategyChapter 9.2 - Solve Money ApplicationsChapter 9.3 - Use Properties Of Angles, Triangles, And The Pythagorean TheoremChapter 9.4 - Use Properties Of Rectangles, Triangles, And TrapezoidsChapter 9.5 - Solve Geometry Applications: Circles And Irregular FiguresChapter 9.6 - Solve Geometry Applications: Volume And Surface AreaChapter 9.7 - Solve A Formula For A Specific VariableChapter 10 - PolynomialsChapter 10.1 - Add And Subtract PolynomialsChapter 10.2 - Use Multiplication Properties Of ExponentsChapter 10.3 - Multiply PolynomialsChapter 10.4 - Divide MonomialsChapter 10.5 - Integer Exponents And Scientific NotationChapter 10.6 - Introduction To Factoring PolynomialsChapter 11 - GraphsChapter 11.1 - Use The Rectangular Coordinate SystemChapter 11.2 - Graphing Linear EquationsChapter 11.3 - Graphing With InterceptsChapter 11.4 - Understand Slope Of A Line
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