
To evaluate: using Cramer’s rule to solve the system of equations.

Answer to Problem 191RE
The solution of given system of equations is x = 0, y = −2.4 and z = −2.6.
Explanation of Solution
Given information :
System of equations are given as
Writing the given system of equations in the form of
Applying Cramer’s rule and finding the determinant,
Finding
Finding
Finding
The solution of given system of equations is x = 0, y = −2.4 and z = −2.6.
Chapter 7 Solutions
Precalculus with Limits: A Graphing Approach
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