To find: The number of each kind of coin Sally have.
Answer to Problem 8P
The number of dime is
Explanation of Solution
Given information:
Sally has
Total coins is
Calculation:
Assume that the number of dimes be
Form the linear equation using given information.
Substitute the value of
Form another equation using given information.
Substitute the value from equation (1) to equation (2).
Substitute the value of
Therefore, the number of dime is
Chapter 9 Solutions
Algebra: Structure And Method, Book 1
Additional Math Textbook Solutions
Elementary and Intermediate Algebra
Graphical Approach To College Algebra
College Algebra with Modeling & Visualization (6th Edition)
Differential Equations and Linear Algebra (4th Edition)
Algebra and Trigonometry (6th Edition)
College Algebra (10th Edition)
- Algebra and Trigonometry (6th Edition)AlgebraISBN:9780134463216Author:Robert F. BlitzerPublisher:PEARSONContemporary Abstract AlgebraAlgebraISBN:9781305657960Author:Joseph GallianPublisher:Cengage LearningLinear Algebra: A Modern IntroductionAlgebraISBN:9781285463247Author:David PoolePublisher:Cengage Learning
- Algebra And Trigonometry (11th Edition)AlgebraISBN:9780135163078Author:Michael SullivanPublisher:PEARSONIntroduction to Linear Algebra, Fifth EditionAlgebraISBN:9780980232776Author:Gilbert StrangPublisher:Wellesley-Cambridge PressCollege Algebra (Collegiate Math)AlgebraISBN:9780077836344Author:Julie Miller, Donna GerkenPublisher:McGraw-Hill Education