Solve the equation. Use words or set notation to identify equations that have no solution, or equations that are true for all real numbers. -8x + 8 + 6x = -2x + 13
A. {x|x is a real number}
B. {5}
C. ?
D. {-8}
Answer: C
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Find the area of the surface generated by revolving the curve about the indicated axis. x = 3
, 0 ? y ? 15/4; y-axis
A. 
?
B. 5?
C. 
?
D. 
?
The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. 
At what time was the temperature the highest?
A. 2 p.m. B. 5 p.m. C. 11 a.m. D. 1 p.m.
Write the equation of the graph in its final position.The graph of y = 
is reflected across the y-axis. This graph is then vertically stretched by a factor of 6.8. Finally, the graph is shifted 9 units downward.
A. y = 6.8
+ 9
B. y = 9
- 6.8
C. y = 6.8
- 9
D. y = -6.8
- 9
Solve the problem.How many ways can a president, vice-president, and secretary be chosen from a club with 12 members?
A. 6 B. 220 C. 36 D. 1320