Solve.(3x + 5)2 = 10
A. 
B. 
C. - 5 , 
D. 
Answer: B
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Solve the problem.Sally and Bill work at different jobs. Sally earns $60 per hour and Bill earns $40 per hour. They each earn the same amount per week but Bill works 3 more hours. How many hours a week does Bill work?
A. 6 B. 15 C. 12 D. 9
Find the area of the region specified in polar coordinates.One petal of the rose curve r = 10 cos 3?
A. 25?
B. 50?
C. 
?
D. 
?
Solve for the specified variable.I = 
for r
A. r = 
B. r = 
C. r = 
D. r = 
- IR
Solve the problem.Bubba's Computer World sells personal computers. To advertise its computers to target groups, they advertise with x one-minute spots on local television at a cost of $216 per minute, and y one-minute spots on radio, at a cost of $180 per minute. Research shows that they sell one computer for every 3 minutes of television advertising, and one computer for every 6 minutes of radio advertising. Suppose the company has at most $45,000 to spend on advertising and that they sell at least 50 computers per month from this advertising. Graph the possible combination of television and radio spots and find the vertices. 
A. 
B. 
C. 
D. 