Concept explainers
Tell whether the given number is a solution of each equation.
To determine whether the number
Answer to Problem 12P
No, the number
Explanation of Solution
Given:
Concept Used:
To check whether a number ‘ a’ is a solution of a equation substitute a for the variable and then check whether it make equation an identity, that is if both sides left and right become equal.
Calculation:
In order to determine whether the number
Substitute
But above is a contradiction, as
Thus, the number 2 is not a solution of given equation.
Chapter 1 Solutions
High School Math 2012 Common-core Algebra 1 Practice And Problem Solvingworkbook Grade 8/9
Additional Math Textbook Solutions
College Algebra with Modeling & Visualization (6th Edition)
A Graphical Approach to College Algebra (6th Edition)
Elementary and Intermediate Algebra: Concepts and Applications (7th Edition)
College Algebra (5th Edition)
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