Question 7
Your answer is CORRECT.
Use Gauss-Jordan elimination process to solve the following system of linear equations.
a)
x
= 1,
y
= -3
b)
No solution.
c)
x
= -2,
y
= -2
d)
Infinitely many solutions.
e)
x
= -1,
y
= -5
f)
None of the above.

Question 8
Your answer is CORRECT.
Use Gauss-Jordan elimination process to solve the following system of linear equations.

11/22/2019
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e)
Infinitely many solutions.
f)
None of the above.
Question 9
Your answer is CORRECT.
Given that the augmented matrix in row-reduced form below is equivalent to the augmented matrix of a
system of linear equations. Determine whether the system has a solution and find the solution(s) to the
system, if they exist.
Note: The dotted vertical line in the matrix above should be a single vertical line.)

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