Concept explainers
In Questions 1—4, simplify each expression. Aside from what we covered in the Group portion of this lesson, here are some things you should keep in mind:
Order of operations: Multiplication always comes before addition or subtraction.
The distributive property is needed when multiplying a number or variable by a sum or difference.
When subtracting, don’t forget to subtract EVERY term in an expression. That’s what the parentheses are there for!
Want to see the full answer?
Check out a sample textbook solutionChapter 4 Solutions
Pathways To Math Literacy (looseleaf)
- In how many different ways can two letters be chosen from the letters A, B, C, D, E, F, and G? (The order of the two letters is not important.)arrow_forwardAlice and Bill have four grandchildren, and they have three framed pictures of each grandchild. They wish to choose one picture of each grandchild to display on the piano in their living room, arranged from oldest to youngest. In how many ways can they do this?arrow_forwardAlice and Bill have four grandchild, and they have three framed pictures of each grandchild. They wish to choose one picture of each grandchild to display on the piano in their living room, arranged from oldest to youngest. In how many ways can they do this?arrow_forward
- 1.6 Question 9 and 15 please on paper. Thanks alotarrow_forwardA witness to a hit-and-run accident tells the police that the license plate ofthe car in the accident, which contains three letters followed by three digits,starts with the letters, A & S, and the digits 1 and 2. How many differentlicense plates can fit this description?arrow_forwarddetermine the number of ways each can occurarrow_forward
- Algebra and Trigonometry (MindTap Course List)AlgebraISBN:9781305071742Author:James Stewart, Lothar Redlin, Saleem WatsonPublisher:Cengage LearningCollege AlgebraAlgebraISBN:9781305115545Author:James Stewart, Lothar Redlin, Saleem WatsonPublisher:Cengage Learning
- College Algebra (MindTap Course List)AlgebraISBN:9781305652231Author:R. David Gustafson, Jeff HughesPublisher:Cengage Learning