Elementary Algebra17th EditionLynn Marecek, MaryAnne Anthony-Smith Publisher: OpenStax - Rice UniversityISBN: 9780998625713
Elementary Algebra
Solutions for Elementary Algebra
Problem 5.1TI:
Determine whether the ordered pair is a solution to the system: {3x+y=0x+2y=5 . (a) (1,3) (b) (0,0)Problem 5.2TI:
Determine whether the ordered pair is a solution to the system: {x3y=83xy=4 . (a) (2,2) (b) (2,2)Problem 5.3TI:
Solve each system by graphing: {x3y=3x+y=5 .Problem 5.4TI:
Solve each system by graphing: {x+y=13x+2y=12 .Problem 5.5TI:
Solve each system by graphing: {y=2x+2y=x4 .Problem 5.6TI:
Solve each system by graphing: {y=3x+3y=x+7 .Problem 5.7TI:
Solve each system by graphing: {x+y=12x+y=10 .Problem 5.8TI:
Solve each system by graphing: {2x+y=6x+y=1 .Problem 5.9TI:
Solve each system by graphing: {x+y=6xy=2 .Problem 5.10TI:
Solve each system by graphing: {x+y=2xy=8 .Problem 5.11TI:
Solve each system by graphing: {y=1x+3y=6 .Problem 5.12TI:
Solve each system by graphing: {x=43x2y=24 .Problem 5.13TI:
Solve each system by graphing: {y= 1 4x+2x+4y=8 .Problem 5.14TI:
Solve each system by graphing: {y=3x16x2y=6 .Problem 5.15TI:
Solve each system by graphing: {y=3x66x+2y=12 .Problem 5.16TI:
Solve each system by graphing: {y= 1 2x42x4y=16 .Problem 5.17TI:
Without graphing, determine the number of solutions and then classify the system of equations....Problem 5.18TI:
Without graphing, determine the number of solutions and then classify the system of equations. {y= 1...Problem 5.19TI:
Without graphing, determine the number of solutions and then classify the system of equations....Problem 5.20TI:
Without graphing, determine the number of solutions and then classify the system of equations....Problem 5.21TI:
Without graphing, determine the number of solutions and then classify the system of equations....Problem 5.22TI:
Without graphing, determine the number of solutions and then classify the system of equations....Problem 5.23TI:
Manny is making 12 quarts of orange juice from concentrate and water. The number of quarts of water...Problem 5.24TI:
Alisha is making an 18 ounce coffee beverage that is made from brewed coffee and milk. The number of...Problem 1E:
In the following exercises, determine if the following points are solutions to the given system of...Problem 2E:
In the following exercises, determine if the following points are solutions to the given system of...Problem 3E:
In the following exercises, determine if the following points are solutions to the given system of...Problem 4E:
In the following exercises, determine if the following points are solutions to the given system of...Problem 5E:
In the following exercises, determine if the following points are solutions to the given system of...Problem 6E:
In the following exercises, determine if the following points are solutions to the given system of...Problem 7E:
In the following exercises, determine if the following points are solutions to the given system of...Problem 8E:
In the following exercises, determine if the following points are solutions to the given system of...Problem 9E:
In the following exercises, solve the following systems of equations by graphing. 9. {3x+y=32x+3y=5Problem 10E:
In the following exercises, solve the following systems of equations by graphing. 10. {x+y=22x+y=4Problem 11E:
In the following exercises, solve the following systems of equations by graphing. 11. {3x+y=12x+y=4Problem 12E:
In the following exercises, solve the following systems of equations by graphing. 12. {2x+3y=3x+y=4Problem 13E:
In the following exercises, solve the following systems of equations by graphing. 13. {y=x+2y=2x+2Problem 14E:
In the following exercises, solve the following systems of equations by graphing. 14. {y=x2y=3x+2Problem 15E:
In the following exercises, solve the following systems of equations by graphing. 15. {y= 3 2x+1y= 1...Problem 16E:
In the following exercises, solve the following systems of equations by graphing. 16. {y= 2 3x2y= 1...Problem 17E:
In the following exercises, solve the following systems of equations by graphing. 17. {x+y=34x+4y=4Problem 18E:
In the following exercises, solve the following systems of equations by graphing. 18. {xy=32xy=4Problem 19E:
In the following exercises, solve the following systems of equations by graphing. 19. {3x+y=12x+y=4Problem 20E:
In the following exercises, solve the following systems of equations by graphing. 20. {3x+y=24x2y=6Problem 21E:
In the following exercises, solve the following systems of equations by graphing. 21. {x+y=52xy=4Problem 22E:
In the following exercises, solve the following systems of equations by graphing. 22. {xy=22xy=6Problem 23E:
In the following exercises, solve the following systems of equations by graphing. 23. {x+y=2xy=0Problem 24E:
In the following exercises, solve the following systems of equations by graphing. 24. {x+y=6xy=8Problem 25E:
In the following exercises, solve the following systems of equations by graphing. 25. {x+y=5xy=3Problem 26E:
In the following exercises, solve the following systems of equations by graphing. 26. {x+y=4xy=0Problem 27E:
In the following exercises, solve the following systems of equations by graphing. 27. {x+y=4x+2y=2Problem 28E:
In the following exercises, solve the following systems of equations by graphing. 28. {x+3y=3x+3y=3Problem 29E:
In the following exercises, solve the following systems of equations by graphing. 29....Problem 30E:
In the following exercises, solve the following systems of equations by graphing. 30. {2xy=42x+3y=12Problem 31E:
In the following exercises, solve the following systems of equations by graphing. 31. {2x+3y=6y=2Problem 32E:
In the following exercises, solve the following systems of equations by graphing. 32. {2x+y=2y=4Problem 33E:
In the following exercises, solve the following systems of equations by graphing. 33. {x3y=3y=2Problem 34E:
In the following exercises, solve the following systems of equations by graphing. 34. {2x2y=8y=3Problem 35E:
In the following exercises, solve the following systems of equations by graphing. 35. {2xy=1x=1Problem 36E:
In the following exercises, solve the following systems of equations by graphing. 36. {x+2y=2x=2Problem 37E:
In the following exercises, solve the following systems of equations by graphing. 37. {x3y=6x=3Problem 38E:
In the following exercises, solve the following systems of equations by graphing. 38. {x+y=4x=1Problem 39E:
In the following exercises, solve the following systems of equations by graphing. 39. {4x3y=88x6y=14Problem 40E:
In the following exercises, solve the following systems of equations by graphing. 40. {x+3y=42x6y=3Problem 41E:
In the following exercises, solve the following systems of equations by graphing. 41. {2x+4y=4y= 1...Problem 42E:
In the following exercises, solve the following systems of equations by graphing. 42. {3x+5y=10y= 3...Problem 43E:
In the following exercises, solve the following systems of equations by graphing. 43. {x=3y+42x+6y=8Problem 44E:
In the following exercises, solve the following systems of equations by graphing. 44....Problem 45E:
In the following exercises, solve the following systems of equations by graphing. 45. {2x+y=68x4y=24Problem 46E:
In the following exercises, solve the following systems of equations by graphing. 46....Problem 47E:
In the following exercises, solve the following systems of equations by graphing. 47. {x+3y=64y= 4...Problem 48E:
In the following exercises, solve the following systems of equations by graphing. 48. {x+2y=6y= 1...Problem 49E:
In the following exercises, solve the following systems of equations by graphing. 49. {3x+2y=2y=x+4Problem 50E:
In the following exercises, solve the following systems of equations by graphing. 50. {x+2y=2y=x1Problem 51E:
Without graphing the following systems of equations, determine the number of solutions and then...Problem 52E:
Without graphing the following systems of equations, determine the number of solutions and then...Problem 53E:
Without graphing the following systems of equations, determine the number of solutions and then...Problem 54E:
Without graphing the following systems of equations, determine the number of solutions and then...Problem 55E:
Without graphing the following systems of equations, determine the number of solutions and then...Problem 56E:
Without graphing the following systems of equations, determine the number of solutions and then...Problem 57E:
Without graphing the following systems of equations, determine the number of solutions and then...Problem 58E:
Without graphing the following systems of equations, determine the number of solutions and then...Problem 59E:
Without graphing the following systems of equations, determine the number of solutions and then...Problem 60E:
Without graphing the following systems of equations, determine the number of solutions and then...Problem 61E:
Without graphing the following systems of equations, determine the number of solutions and then...Problem 62E:
Without graphing the following systems of equations, determine the number of solutions and then...Problem 63E:
In the following exercises, solve. 63. Molly is making strawberry infused water. For each ounce of...Problem 64E:
In the following exercises, solve. 64. Jamal is making a snack mix that contains only pretzels and...Problem 65E:
In the following exercises, solve. 65. Enrique is making a party mix that contains raisins and nuts....Problem 66E:
In the following exercises, solve. 66. Owen is making lemonade from concentrate. The number of...Problem 67E:
Leo is planning his spring flower garden. He wants to plant tulip and daffodil bulbs. He will plant...Problem 68E:
A marketing company surveys 1,200 people. They surveyed twice as many females as males. How many...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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