A Problem Solving Approach To Mathematics For Elementary School Teachers (13th Edition)
A Problem Solving Approach To Mathematics For Elementary School Teachers (13th Edition)
13th Edition
ISBN: 9780135183885
Author: Rick Billstein, Shlomo Libeskind, Johnny Lott, Barbara Boschmans
Publisher: PEARSON
bartleby

Concept explainers

Unitary Method
The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products.
Speed, Time, and Distance
Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 …
Profit and Loss
The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.
Units and Measurements
Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experime…
bartleby

Videos

Textbook Question
Book Icon
Chapter 8.1, Problem 3MC

A teacher instructed her class as follows:

Take any number, multiply it by 4, add 16, and divide the result by 2. Subtract 7 from the quotient and tell me your answer. I will tell you the original number.

Explain how the teacher was able to tell each student’s original number.

Expert Solution & Answer
Check Mark

Want to see the full answer?

Check out a sample textbook solution
Blurred answer
Previous
Chapter 8.1, Problem 2MC
Next
Chapter 8.1, Problem 4MC

Chapter 8 Solutions

A Problem Solving Approach To Mathematics For Elementary School Teachers (13th Edition)

Ch. 8.1 - Student were asked to write an algebraic...Ch. 8.1 - a. Choose seven consecutive term in any arithmetic...Ch. 8.1 - A teacher instructed her class as follows: Take...Ch. 8.1 - A teacher instructed her class to take any number...Ch. 8.1 - Give an example of geometric sequence whose first...Ch. 8.1 - Joel says that there is no reason to have more...Ch. 8.1 - A student wonders if sets can ever be considered...Ch. 8.1 - A student wants to know how can she prove that a...Ch. 8.1 - Prob. 9MCCh. 8.1 - Prob. 11MC
Ch. 8.1 - Prob. 1NAEPCh. 8.1 - 2+n 5 3+n 6 4+n 7 5+n 8 What number does n...Ch. 8.1 - Prob. 3NAEPCh. 8.1 - Melissa saves money for six weeks to buy a...Ch. 8.1A - Translate the following phrases into algebraic...Ch. 8.1A - Prob. 2ACh. 8.1A - In the tile pattern for an arithmetic sequence of...Ch. 8.1A - Prob. 4ACh. 8.1A - In a college, there are P professors and S...Ch. 8.1A - Suppose a class has g girls and b boys, and there...Ch. 8.1A - Ryan is building matchstick sequences as shown....Ch. 8.1A - Prob. 8ACh. 8.1A - For a particular event, a student pays 5 per...Ch. 8.1A - Prob. 10ACh. 8.1A - Prob. 11ACh. 8.1A - Prob. 12ACh. 8.1A - Find the first term and the difference in an...Ch. 8.1A - Prob. 14ACh. 8.1A - A ball is dropped from a height of 10 ft and...Ch. 8.1A - Jake bought contact lenses and was told to wear...Ch. 8.1A - Construct a Fibonacci-like sequence that is also...Ch. 8.1A - Prob. 18ACh. 8.1B - Translate the following phrases into algebraic...Ch. 8.1B - Prob. 2ACh. 8.1B - Discover a possible tile pattern in the following...Ch. 8.1B - In the following descriptions, write an expression...Ch. 8.1B - Prob. 5ACh. 8.1B - Suppose there are c chairs and t tables in a...Ch. 8.1B - Prob. 7ACh. 8.1B - Prob. 8ACh. 8.1B - Prob. 9ACh. 8.1B - Matt has twice as many as stickers as David. If...Ch. 8.1B - Prob. 11ACh. 8.1B - Prob. 12ACh. 8.1B - Find the first term and the difference in an...Ch. 8.1B - Find the first term in a geometric sequence if the...Ch. 8.1B - A ball is dropped from a height of 20 meters and...Ch. 8.1B - Consider the following arithmetic sequences....Ch. 8.1B - Prob. 18ACh. 8.2 - Students were asked to find three consecutive...Ch. 8.2 - Prob. 2MCCh. 8.2 - Create an equation with x on both sides of the...Ch. 8.2 - Prob. 4MCCh. 8.2 - Prob. 5MCCh. 8.2 - Prob. 6MCCh. 8.2 - Prob. 7MCCh. 8.2 - Prob. 8MCCh. 8.2 - A student was told that in order to check a...Ch. 8.2 - Prob. 10MCCh. 8.2 - Olivier said that his teacher would not accept 5=x...Ch. 8.2 - A student claimed that the equation 2x=3y has...Ch. 8.2 - Prob. 13MCCh. 8.2 - Prob. 14MCCh. 8.2 - Prob. 15MCCh. 8.2 - Prob. 16MCCh. 8.2 - Prob. 17MCCh. 8.2 - Prob. 18MCCh. 8.2 - Write an algebraic equation relating the variables...Ch. 8.2 - a. Show that the sum of every three consecutive...Ch. 8.2 - Prob. 21MCCh. 8.2 - Prob. 22MCCh. 8.2 - Prob. 1NAEPCh. 8.2 - Prob. 2NAEPCh. 8.2 - Archaeologists measure the lengths of certain...Ch. 8.2 - Jessica makes clay bowls. The following equation...Ch. 8.2A - Consider the balances: What is the value of each...Ch. 8.2A - Prob. 2ACh. 8.2A - Solve each of the following if x is a real number....Ch. 8.2A - Ryan is building a matchstick sequence so that one...Ch. 8.2A - For a particular event, 812 tickets were sold for...Ch. 8.2A - An estate of 486,000 is left to three siblings....Ch. 8.2A - A 10-ft board is to be cut into three pieces: two...Ch. 8.2A - Prob. 8ACh. 8.2A - Miriam is 10 years older than Ricardo. Two years...Ch. 8.2A - In a college, 20 times as many undergraduate...Ch. 8.2A - A farmer has 1200 yd of fencing to enclose a...Ch. 8.2A - The sum of three consecutive terms in the...Ch. 8.2A - Carlos bought 430 feet of fencing. With this, he...Ch. 8.2A - The sum of four consecutive natural numbers is...Ch. 8.2B - Consider the following balances: a. Which shape...Ch. 8.2B - Prob. 2ACh. 8.2B - Prob. 3ACh. 8.2B - Prob. 4ACh. 8.2B - Prob. 5ACh. 8.2B - Prob. 6ACh. 8.2B - Prob. 7ACh. 8.2B - Matt has twice as many stickers as David. How many...Ch. 8.2B - Prob. 9ACh. 8.2B - Prob. 10ACh. 8.2B - Prob. 11ACh. 8.2B - Prob. 12ACh. 8.2B - Prob. 13ACh. 8.3 - Prob. 1MCCh. 8.3 - Prob. 2MCCh. 8.3 - Prob. 4MCCh. 8.3 - Prob. 7MCCh. 8.3 - Prob. 8MCCh. 8.3 - Prob. 9MCCh. 8.3 - Prob. 10MCCh. 8.3 - Prob. 11MCCh. 8.3 - Prob. 12MCCh. 8.3 - Prob. 13MCCh. 8.3 - Prob. 14MCCh. 8.3 - Prob. 15MCCh. 8.3 - Prob. 16MCCh. 8.3 - Prob. 17MCCh. 8.3 - Prob. 18MCCh. 8.3 - Refer to the School Book page on page 456 and...Ch. 8.3 - Prob. 20MCCh. 8.3 - Prob. 21MCCh. 8.3 - Prob. 22MCCh. 8.3 - Prob. 23MCCh. 8.3 - Prob. 24MCCh. 8.3 - Prob. 1NAEPCh. 8.3 - Prob. 2NAEPCh. 8.3 - Prob. 3NAEPCh. 8.3A - Prob. 1ACh. 8.3A - Which of the following are function from the set...Ch. 8.3A - a. Draw an arrow diagram of a function with domain...Ch. 8.3A - Suppose f(x)=2x+1 and the domain {0,1,2,3,4}....Ch. 8.3A - Prob. 5ACh. 8.3A - a. Make an arrow diagram for each of the...Ch. 8.3A - The dosage of a certain drug is related to the...Ch. 8.3A - For each of the following, guess what might be...Ch. 8.3A - Quick-Talk advertises monthly cellualr...Ch. 8.3A - For each of the following sequenceseither...Ch. 8.3A - Consider the following two function machines. Find...Ch. 8.3A - In problem 11, find the all inputs for which the...Ch. 8.3A - a. Repeat exercise 11 when the bottom machine...Ch. 8.3A - Consider the function f(x)=x+b, where b is a...Ch. 8.3A - Let t(n) be the function that assigns the nth term...Ch. 8.3A - a. If f(x)=x2 and the output is 2, find all...Ch. 8.3A - Consider a function machine that accepts inputs as...Ch. 8.3A - The following graph shows the relationship between...Ch. 8.3A - A ball is shot out of a cannon at ground level....Ch. 8.3A - Prob. 20ACh. 8.3A - Prob. 21ACh. 8.3A - Which of the following equations or inequalities...Ch. 8.3A - Which of the following are graphs of fucntions and...Ch. 8.3B - The following sets of ordered pairs are functions....Ch. 8.3B - Prob. 2ACh. 8.3B - Prob. 4ACh. 8.3B - Prob. 5ACh. 8.3B - Prob. 6ACh. 8.3B - Prob. 7ACh. 8.3B - Prob. 8ACh. 8.3B - Prob. 9ACh. 8.3B - Prob. 10ACh. 8.3B - Prob. 11ACh. 8.3B - In problem 11, find the all inputs for which the...Ch. 8.3B - Prob. 13ACh. 8.3B - Prob. 14ACh. 8.3B - Prob. 15ACh. 8.3B - Prob. 16ACh. 8.3B - Prob. 17ACh. 8.3B - Prob. 18ACh. 8.3B - Prob. 19ACh. 8.3B - Prob. 20ACh. 8.3B - Prob. 21ACh. 8.3B - Prob. 22ACh. 8.3B - Prob. 23ACh. 8.4 - In this chapter, an arithmetic sequence was...Ch. 8.4 - Prob. 2MCCh. 8.4 - Prob. 3MCCh. 8.4 - Prob. 4MCCh. 8.4 - Prob. 5MCCh. 8.4 - Prob. 6MCCh. 8.4 - Prob. 7MCCh. 8.4 - Prob. 8MCCh. 8.4 - Prob. 9MCCh. 8.4 - Prob. 10MCCh. 8.4 - Janis noticed that in the simultaneous equations...Ch. 8.4 - Prob. 12MCCh. 8.4 - Prob. 13MCCh. 8.4 - Prob. 14MCCh. 8.4 - Prob. 15MCCh. 8.4 - Prob. 16MCCh. 8.4 - Prob. 17MCCh. 8.4 - Prob. 18MCCh. 8.4 - Prob. 19MCCh. 8.4 - Prob. 20MCCh. 8.4 - Prob. 1NAEPCh. 8.4 - Prob. 2NAEPCh. 8.4 - Prob. 3NAEPCh. 8.4 - Prob. 4NAEPCh. 8.4A - The graph of y=mx is given in the following...Ch. 8.4A - Prob. 2ACh. 8.4A - Find the x-intercept and y-intercept for the...Ch. 8.4A - Prob. 4ACh. 8.4A - Write each of the following equations in...Ch. 8.4A - For each of the following, write the equation of...Ch. 8.4A - Find the coordinates of two other collinear points...Ch. 8.4A - Prob. 8ACh. 8.4A - Prob. 9ACh. 8.4A - Find the equation for each of the following lines....Ch. 8.4A - For each of the following, find the slope, if...Ch. 8.4A - Write the equation of each line in exercise 11....Ch. 8.4A - Wildlife experts found that the number of chirps C...Ch. 8.4A - The lines AB and BC shown in the figure are graph...Ch. 8.4A - What do the graphs of the following equations have...Ch. 8.4A - Suppose a car is travelling at constant speed of...Ch. 8.4A - Solve each of the following systems, if possible....Ch. 8.4A - The owner of a 5000-gal oil truck loads the truck...Ch. 8.4A - Josephines bank contains 27 coins. If all the...Ch. 8.4B - Prob. 2ACh. 8.4B - ASSESSMENT 8-4B Find the x-intercept and...Ch. 8.4B - Prob. 4ACh. 8.4B - Prob. 5ACh. 8.4B - Prob. 6ACh. 8.4B - ASSESSMENT 8-4B Find the coordinates of two other...Ch. 8.4B - Prob. 8ACh. 8.4B - Prob. 9ACh. 8.4B - ASSESSMENT 8-4B Find the equation for each of the...Ch. 8.4B - ASSESSMENT 8-4B For each of the following, find...Ch. 8.4B - ASSESSMENT 8-4B Write the equation of each line in...Ch. 8.4B - Prob. 13ACh. 8.4B - Prob. 14ACh. 8.4B - Prob. 15ACh. 8.4B - Prob. 16ACh. 8.4B - Solve each of the following systems, if possible....Ch. 8.CR - Each of the following is a geometric sequence....Ch. 8.CR - Prob. 2CRCh. 8.CR - a. If the first two terms of an arithmetic...Ch. 8.CR - There are 13 times as many students as professors...Ch. 8.CR - Write a sentence that gives the same information...Ch. 8.CR - Write an equation to find the number of feet given...Ch. 8.CR - The sum of n whole numbers is S. If each number is...Ch. 8.CR - I am thinking a whole number. If I divide it by...Ch. 8.CR - a. Think of a number. Add 17. Double the result....Ch. 8.CR - Find all the values of x that satisfy the...Ch. 8.CR - Mike has 3 times as many baseball cards as Jordan,...Ch. 8.CR - Jeannie has 10 books overdue at the library. She...Ch. 8.CR - Three children deliver all the newspapers in a...Ch. 8.CR - Which of the following sets of ordered pairs are...Ch. 8.CR - Prob. 15CRCh. 8.CR - Prob. 16CRCh. 8.CR - Prob. 17CRCh. 8.CR - Prob. 18CRCh. 8.CR - Prob. 19CRCh. 8.CR - Prob. 20CRCh. 8.CR - Graph each of the following equations: a. y=-2x+5...Ch. 8.CR - Prob. 22CRCh. 8.CR - Solve the following equations if possible: a....Ch. 8 - NOW TRY THIS Noah has some white square tiles and...Ch. 8 - Prob. 2NTCh. 8 - NOW TRY THIS What are the values of and in...Ch. 8 - NOW TRY THIS Solve the Newspaper Delivery problem...Ch. 8 - NOW TRY THIS Determine which of the following are...Ch. 8 - NOW TRY THIS a. Use the slope formula to find the...

Additional Math Textbook Solutions

Find more solutions based on key concepts
1. How much money is Joe earning when he’s 30?

Pathways To Math Literacy (looseleaf)

The largest polynomial that divides evenly into a list of polynomials is called the _______.

Elementary & Intermediate Algebra

For each hour of class time, how many hours outside of class are recommended for studying and doing homework?

Elementary Algebra For College Students (10th Edition)

Let F be a continuous distribution function. If U is uniformly distributed on (0,1), find the distribution func...

A First Course in Probability (10th Edition)

Find E(X) for each of the distributions given in Exercise 2.1-3.

Probability And Statistical Inference (10th Edition)

147. Draining a tank Water drains from the conical tank shown in the accompanying figure at the rate . a. What...

University Calculus

Knowledge Booster
Background pattern image
Math
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, subject and related others by exploring similar questions and additional content below.
Similar questions
SEE MORE QUESTIONS
Recommended textbooks for you
Text book image
Holt Mcdougal Larson Pre-algebra: Student Edition...
Algebra
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Text book image
College Algebra
Algebra
ISBN:9781938168383
Author:Jay Abramson
Publisher:OpenStax
Text book image
Intermediate Algebra
Algebra
ISBN:9780998625720
Author:Lynn Marecek
Publisher:OpenStax College
Text book image
Algebra: Structure And Method, Book 1
Algebra
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:McDougal Littell
Text book image
Elementary Algebra
Algebra
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:OpenStax - Rice University
Text book image
Mathematics For Machine Technology
Advanced Math
ISBN:9781337798310
Author:Peterson, John.
Publisher:Cengage Learning,
SEE MORE TEXTBOOKS
Use of ALGEBRA in REAL LIFE; Author: Fast and Easy Maths !;https://www.youtube.com/watch?v=9_PbWFpvkDc;License: Standard YouTube License, CC-BY
Compound Interest Formula Explained, Investment, Monthly & Continuously, Word Problems, Algebra; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=P182Abv3fOk;License: Standard YouTube License, CC-BY
Applications of Algebra (Digit, Age, Work, Clock, Mixture and Rate Problems); Author: EngineerProf PH;https://www.youtube.com/watch?v=Y8aJ_wYCS2g;License: Standard YouTube License, CC-BY