Exercises 105–107 will help you prepare for the material covered in the next section. 105. Let x represent a number. a. Write an equation in x that describes the following conditions: Four less than three times the number is 32. b. Solve the equation and determine the number. 106. Let x represent the number of countries in the world that are not free. The number of free countries exceeds the number of not-free countries by 44. Write an algebraic expression that represents the number of free countries. 107. You purchase a new car for $20,000. Each year the value of the car decreases by $2500. Write an algebraic expression that represents the car's value, in dollars, after x years.
Exercises 105–107 will help you prepare for the material covered in the next section. 105. Let x represent a number. a. Write an equation in x that describes the following conditions: Four less than three times the number is 32. b. Solve the equation and determine the number. 106. Let x represent the number of countries in the world that are not free. The number of free countries exceeds the number of not-free countries by 44. Write an algebraic expression that represents the number of free countries. 107. You purchase a new car for $20,000. Each year the value of the car decreases by $2500. Write an algebraic expression that represents the car's value, in dollars, after x years.
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
Related questions
Question
![Exercises 105–107 will help you prepare for the material covered
in the next section.
105. Let x represent a number.
a. Write an equation in x that describes the following
conditions:
Four less than three times the number is 32.
b. Solve the equation and determine the number.
106. Let x represent the number of countries in the world
that are not free. The number of free countries exceeds
the number of not-free countries by 44. Write an
algebraic expression that represents the number of free
countries.
107. You purchase a new car for $20,000. Each year the
value of the car decreases by $2500. Write an algebraic
expression that represents the car's value, in dollars, after
x years.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F19c42722-69a4-46ef-8b06-9912c1bc4969%2Ff5034021-1009-4b5d-bede-dc42f655e271%2Fr3bgrgb_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Exercises 105–107 will help you prepare for the material covered
in the next section.
105. Let x represent a number.
a. Write an equation in x that describes the following
conditions:
Four less than three times the number is 32.
b. Solve the equation and determine the number.
106. Let x represent the number of countries in the world
that are not free. The number of free countries exceeds
the number of not-free countries by 44. Write an
algebraic expression that represents the number of free
countries.
107. You purchase a new car for $20,000. Each year the
value of the car decreases by $2500. Write an algebraic
expression that represents the car's value, in dollars, after
x years.
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