To find: solutions for the system of equations.
Answer to Problem 4MCQ
Explanation of Solution
Given information:
The system of equations is as follows:
Calculation:
Use elimination method in first two equations to eliminate z as follows:
Multiply equation (1) by 2 and then subtract it from (3) to find the value of z as follows:
Now put the value of z in equation (4) and evaluate x as follows:
Put the value of x and z in equation (1) and solve as follows:
Thus, the solution
Chapter 2 Solutions
Advanced Mathematical Concepts: Precalculus with Applications, Student Edition
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