## Solutions for Elementary Algebra

Problem 1.1TI:

For the number 27,493,615, find the place value of each digit: (a) 2 (b) 1 (c) 4 (d) 7 (e) 5Problem 1.3TI:

Name the number 9,258, 137, 904, 061 using words.Problem 1.4TI:

Name the number 17,864, 325, 619, 004 using words.Problem 1.5TI:

Write the number two billion, four hundred sixty-six million, seven hundred fourteen thousand,...Problem 1.6TI:

Write the number eleven billion, nine hundred twenty-one million, eight hundred thirty thousand, one...Problem 1.7TI:

Round to the nearest hundred: 17,852.Problem 1.8TI:

Round to the nearest hundred: 468,751.Problem 1.13TI:

Find the prime factorization of 80.Problem 1.14TI:

Find the prime factorization of 60.Problem 1.15TI:

Find the prime factorization of 126.Problem 1.16TI:

Find the prime factorization of 294.Problem 1.17TI:

Find the least common multiple by listing multiples: 9 and 12.Problem 1.18TI:

Find the least common multiple by listing multiples: 18 and 24.Problem 1.19TI:

Find the LCM using the prime factors method: 9 and 12.Problem 1.20TI:

Find the LCM using the prime factors method: 18 and 24.Problem 1.21TI:

Find the LCM using the prime factors method: 21 and 28.Problem 1.22TI:

Find the LCM using the prime factors method: 24 and 32.Problem 1E:

In the following exercises, find the place value of each digit in the given numbers. 1. 51493 (a) 1...Problem 2E:

In the following exercises, find the place value of each digit in the given numbers. 2. 87,210 (a)2...Problem 3E:

In the following exercises, find the place value of each digit in the given numbers. 3. 164,285 (a)5...Problem 4E:

In the following exercises,, find the place value of each digit in the given numbers. 4. 395,076 (a)...Problem 5E:

In the following exercises, find the place value of each digit in the given numbers. 5. 93,285,170...Problem 6E:

In the following exercises, find the place value of each digit in the given numbers. 6. 36,084,215...Problem 7E:

In the following exercises, find the place value of each digit in the given numbers. 7....Problem 8E:

In the following exercises, find the place value of each digit in the given numbers. 8....Problem 17E:

In the following exercises, write each number as a whole number using digits. 17. four hundred...Problem 18E:

In the following exercises, write each number as a whole number using digits. 18. two hundred...Problem 19E:

In the following exercises, write each number as a whole number using digits. 19. thirty-five...Problem 20E:

In the following exercises, write each number as a whole number using digits. 20. sixty-one...Problem 21E:

In the following exercises, write each number as a whole number using digits. 21. eleven million,...Problem 22E:

In the following exercises, write each number as a whole number using digits. 22. eighteen million,...Problem 23E:

In the following exercises, write each number as a whole number using digits. 23. three billion, two...Problem 24E:

In the following exercises, write each number as a whole number using digits. 24. eleven billion,...Problem 25E:

In the following, round to the indicated place value. 25. Round to the nearest ten. (a) 386 (b)...Problem 26E:

In the following, round to the indicated place value. 26. Round to the nearest ten. (a)792 (b)5,647Problem 27E:

In the following, round to the indicated place value. 27. Round to the nearest hundred. (a) 13,748...Problem 28E:

In the following, round to the indicated place value. 28. Round to the nearest hundred. (a)28,166...Problem 29E:

In the following, round to the indicated place value. 29. Round to the nearest ten. (a) 1,492 (b)...Problem 30E:

In the following, round to the indicated place value. 30. Round to the nearest ten. (a) 2,791 (b)...Problem 31E:

In the following, round to the indicated place value. 31. Round to the nearest hundred. (a) 63,994...Problem 32E:

In the following, round to the indicated place value. 32. Round to the nearest hundred. (a) 49,584...Problem 33E:

In the following exercises, round each number to the nearest (a) hundred, (b) thousand, (c) ten...Problem 34E:

In the following exercises, round each number to the nearest (a) hundred, (b) thousand, (c) ten...Problem 35E:

In the following exercises, round each number to the nearest (a) hundred, (b) thousand, (c) ten...Problem 36E:

In the following exercises, round each number to the nearest (a) hundred, (b) thousand, (c) ten...Problem 37E:

In the following exercises, use the divisibility tests to determine whether each number is divisible...Problem 38E:

In the following exercises, use the divisibility tests to determine whether each number is divisible...Problem 39E:

In the following exercises, use the divisibility tests to determine whether each number is divisible...Problem 40E:

In the following exercises, use the divisibility tests to determine whether each number is divisible...Problem 41E:

In the following exercises, use the divisibility tests to determine whether each number is divisible...Problem 42E:

In the following exercises, use the divisibility tests to determine whether each number is divisible...Problem 43E:

In the following exercises, use the divisibility tests to determine whether each number is divisible...Problem 44E:

In the following exercises, use the divisibility tests to determine whether each number is divisible...Problem 45E:

In the following exercises, use the divisibility tests to determine whether each number is divisible...Problem 46E:

In the following exercises, use the divisibility tests to determine whether each number is divisible...Problem 47E:

In the following exercises, use the divisibility tests to determine whether each number is divisible...Problem 48E:

In the following exercises, use the divisibility tests to determine whether each number is divisible...Problem 59E:

In the following exercises, find the least common multiple of the each pair of numbers using the...Problem 60E:

In the following exercises, find the least common multiple of the each pair of numbers using the...Problem 61E:

In the following exercises, find the least common multiple of the each pair of numbers using the...Problem 62E:

In the following exercises, find the least common multiple of the each pair of numbers using the...Problem 63E:

In the following exercises, find the least common multiple of the each pair of numbers using the...Problem 64E:

In the following exercises, find the least common multiple of the each pair of numbers using the...Problem 65E:

In the following exercises, find the least common multiple of the each pair of numbers using the...Problem 66E:

In the following exercises, find the least common multiple of the each pair of numbers using the...Problem 67E:

In the following exercises, find the least common multiple of the each pair of numbers using the...Problem 68E:

In the following exercises, find the least common multiple of the each pair of numbers using the...Problem 69E:

In the following exercises, find the least common multiple of the each pair of numbers using the...Problem 70E:

In the following exercises, find the least common multiple of the each pair of numbers using the...Problem 71E:

Writing a Check Jorge bought a car for $24,493. He paid for the car with a check. Write the purchase...Problem 72E:

Writing a Check Marissa’s kitchen remodeling cost $18,549. She wrote a check to the contractor....Problem 73E:

Buying a Car Jorge bought a car for $24,493. Round the price to the nearest (a) ten (b) hundred (c)...Problem 74E:

Remodeling a Kitchen Marissa’s kitchen remodeling cost $18,549, Round the cost to the nearest (a)...Problem 75E:

Population The population of China was 1,339,724,852 on November 1, 2010. Round the population to...Problem 76E:

Astronomy The average distance between Earth and the sun is 149,597,888 kilometers. Round the...Problem 77E:

Grocery Shopping Hot dogs are sold in packages of 10, but hot dog buns come in packs of eight. What...# Browse All Chapters of This Textbook

Chapter 1 - FoundationsChapter 1.1 - Introduction To Whole NumbersChapter 1.2 - Use The Language Of AlgebraChapter 1.3 - Add And Subtract IntegersChapter 1.4 - Multiply And Divide IntegersChapter 1.5 - Visualize FractionsChapter 1.6 - Add And Subtract FractionsChapter 1.7 - DecimalsChapter 1.8 - The Real NumbersChapter 1.9 - Properties Of Real Numbers

Chapter 1.10 - Systems Of MeasurementChapter 2 - Solving Linear Equations And InequalitiesChapter 2.1 - Solve Equations Using The Subtraction And Addition Properties Of EqualityChapter 2.2 - Solve Equations Using The Division And Multiplication Properties Of EqualityChapter 2.3 - Solve Equations With Variables And Constants On Both SidesChapter 2.4 - Use A General Strategy To Solve Linear EquationsChapter 2.5 - Solve Equations With Fractions Or DecimalsChapter 2.6 - Solve A Formula For A Specific VariableChapter 2.7 - Solve Linear InequalitiesChapter 3 - Math ModelsChapter 3.1 - Use A Problem-solving StrategyChapter 3.2 - Solve Percent ApplicationsChapter 3.3 - Solve Mixture ApplicationsChapter 3.4 - Solve Geometry Applications: Triangles, Rectangles, And The Pythagorean TheoremChapter 3.5 - Solve Uniform Motion ApplicationsChapter 3.6 - Solve Applications With Linear InequalitiesChapter 4 - GraphsChapter 4.1 - Use The Rectangular Coordinate SystemChapter 4.2 - Graph Linear Equations In Two VariablesChapter 4.3 - Graph With InterceptsChapter 4.4 - Understand Slope Of A LineChapter 4.5 - Use The Slope–intercept Form Of An Equation Of A LineChapter 4.6 - Find The Equation Of A LineChapter 4.7 - Graphs Of Linear InequalitiesChapter 5 - Systems Of Linear EquationsChapter 5.1 - Solve Systems Of Equations By GraphingChapter 5.2 - Solve Systems Of Equations By SubstitutionChapter 5.3 - Solve Systems Of Equations By EliminationChapter 5.4 - Solve Applications With Systems Of EquationsChapter 5.5 - Solve Mixture Applications With Systems Of EquationsChapter 5.6 - Graphing Systems Of Linear InequalitiesChapter 6 - PolynomialsChapter 6.1 - Add And Subtract PolynomialsChapter 6.2 - Use Multiplication Properties Of ExponentsChapter 6.3 - Multiply PolynomialsChapter 6.4 - Special ProductsChapter 6.5 - Divide MonomialsChapter 6.6 - Divide PolynomialsChapter 6.7 - Integer Exponents And Scientific NotationChapter 7 - FactoringChapter 7.1 - Greatest Common Factor And Factor By GroupingChapter 7.2 - Factor Quadratic Trinomials With Leading Coefficient 1Chapter 7.3 - Factor Quadratic Trinomials With Leading Coefficient Other Than 1Chapter 7.4 - Factor Special ProductsChapter 7.5 - General Strategy For Factoring PolynomialsChapter 7.6 - Quadratic EquationsChapter 8 - Rational Expressions And EquationsChapter 8.1 - Simplify Rational ExpressionsChapter 8.2 - Multiply And Divide Rational ExpressionsChapter 8.3 - Add And Subtract Rational Expressions With A Common DenominatorChapter 8.4 - Add And Subtract Rational Expressions With Unlike DenominatorsChapter 8.5 - Simplify Complex Rational ExpressionsChapter 8.6 - Solve Rational EquationsChapter 8.7 - Solve Proportion And Similar Figure ApplicationsChapter 8.8 - Solve Uniform Motion And Work ApplicationsChapter 8.9 - Use Direct And Inverse VariationChapter 9 - Roots And RadicalsChapter 9.1 - Simplify And Use Square RootsChapter 9.2 - Simplify Square RootsChapter 9.3 - Add And Subtract Square RootsChapter 9.4 - Multiply Square RootsChapter 9.5 - Divide Square RootsChapter 9.6 - Solve Equations With Square RootsChapter 9.7 - Higher RootsChapter 9.8 - Rational ExponentsChapter 10 - Quadratic EquationsChapter 10.1 - Solve Quadratic Equations Using The Square Root PropertyChapter 10.2 - Solve Quadratic Equations By Completing The SquareChapter 10.3 - Solve Quadratic Equations Using The Quadratic FormulaChapter 10.4 - Solve Applications Modeled By Quadratic EquationsChapter 10.5 - Graphing Quadratic Equations

# Sample Solutions for this Textbook

We offer sample solutions for Elementary Algebra homework problems. See examples below:

# More Editions of This Book

Corresponding editions of this textbook are also available below:

ELEMENTARY ALGEBRA VOL 1-2

17th Edition

ISBN: 9781506698205

Elementary Algebra (OER)

17th Edition

ISBN: 9781947172258

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