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*launch*### Elementary Algebra17th EditionLynn Marecek, MaryAnne Anthony-Smith Publisher: OpenStax - Rice UniversityISBN: 9780998625713

Elementary Algebra

## 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) 5

Problem 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)5,647

Problem 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:

Problem 41E:

Problem 42E:

Problem 43E:

Problem 44E:

Problem 45E:

Problem 46E:

Problem 47E:

Problem 48E:

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 Marissaâ€™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 Marissaâ€™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 Slopeâ€“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:

In the following exercises find the place value of each digit. 913. 26,915 (a) 1 (b) 2 (c) 9 (d) 5...In the following exercises, determine whether each number is a solution to the equation. 512....In the following exercises, reflect on your approach to word problems. 339. How has your attitude...In the following exercises, plot each point in a rectangular coordinate system. 556. (a) (1,5) (b)...In the following exercises, determine if the following points are solutions to the given system of...In the following exercises, determine if each of the following polynomials is a monomial, binomial,...In the following exercises, find the greatest common factor. 363. 42, 60In the following exercises, determine the values for which the rational expression is undefined....In the following exercises, simplify. 606. 64

## 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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