1. 
x – 5y = 4 x + 2y = 6 Make a coefficient matrix for the above equations: >

2. 
If 3x – y = 5 and 2x – 2y = 5 then: > None of the above

3. 
What is the equation for finding y using Cramer's Rule? > y = D_{y}/D

4. 
If your coefficient determinant is zero: > None of the above

5. 
Cramer's Rule states that: >
