Solve.-30.96 = 7.6x + 7.8
A. x = -7.2
B. x = -54.36
C. x = -38.76
D. x = -5.1
Answer: D
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Refer to the graph of the linear function defined by 
or the graph of the linear functions defined by 
and 
to solve the equation or inequality.
y1 > y2
A. (-?, ?) B. (5, ?) C. ? D. (-2, ?)
Find the best buy (based on cost per unit).Brand A: 40 oz for $9.20Brand B: 35 oz for $7.70
A. Brand A B. Brand B C. Equal value D. Not enough information
A saleswoman wants to visit eastern cities, New York City, Boston, Cleveland, and Washington, D.C. Driving distances are as shown in the figure below. What is the shortest trip starting in New York that visits each of these cities, if 
Find a solution using the nearest-neighbor method.
?
?
A. 1558 mi
B. 1,073 mi
C. 1,072 mi
D. 1,071 mi
E. 1,070 mi
Choose the correct response.Which expression represents the monetary value of x 100-dollar bills?
A. 100 + x dollars
B. 
dollars
C. 100x dollars
D. 
dollars