McDougal Littell Jurgensen Geometry: Student Edition Geometry

5th Edition

ISBN: 9780395977279

Author: Ray C. Jurgensen, Richard G. Brown, John W. Jurgensen

Publisher: Houghton Mifflin Company College Division

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Concept explainers

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.

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Question

Chapter 1.2, Problem 36AR

To determine

To find: The value of the variable from the equation 7z=180−2z .

Expert Solution & Answer

Answer to Problem 36AR

The value of the variable is z=20 .

Explanation of Solution

Given:

The equation is 7z=180−2z .

Calculation:

Simplify the equation 7z=180−2z as follows:

7z=180−2z7z+2z=180−2z+2z9z=1809z9=1809z=20

Thus, the value of the variable is z=20 .

Chapter 1.2, Problem 35AR

Chapter 1.2, Problem 37AR

Chapter 1 Solutions

McDougal Littell Jurgensen Geometry: Student Edition Geometry

Ch. 1.1 - Prob. 1CE Ch. 1.1 - Prob. 2CE Ch. 1.1 - Prob. 3CE Ch. 1.1 - Prob. 4CE Ch. 1.1 - Prob. 5CE Ch. 1.1 - Prob. 6CE Ch. 1.1 - Prob. 7CE Ch. 1.1 - Prob. 8CE Ch. 1.1 - Prob. 1WE Ch. 1.1 - Prob. 2WE

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