Solve the system of equations using Cramer's Rule if it is applicable. If Cramer's Rule is not applicable, say so.
A. x = -8, y = -6; (-8, -6)
B. x = -6, y = 8; (-6, 8)
C. x = 8, y = 6; (8, 6)
D. x = 6, y = 8; (6, 8)
Answer: C
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Express the ratio in simplest form.12 V to 9 V
A. 
B. 4
C. 
D. 
Determine if the ordered pair is a solution to the given inequality.4x - 6y > -16; (2, 4)
A. Yes B. No
Solve the problem.Sara works at a fast food restaurant. On one day she sold 21 double hamburgers, 32 fish sandwiches, 12 orders of French fries, 77 small drinks, 24 medium drinks, and 45 large drinks. On the next day she sold 15 double hamburgers, 76 fish sandwiches, 72 orders of French fries, 79 small drinks, 37 medium drinks, and 80 large drinks. Write this information in a 
matrix.
A. 
B. 
C. 
D. 
Let U = {q, r, s, t, u, v, w, x, y, z}; A = {q, s, u, w, y}; 
and 
List the members of the indicated set, using set braces.A ? (B ? C)
A. {q, w, y} B. {q, r, w, y, z} C. {q, y, z} D. {q, s, u, w, y, z}