Solve the equation.
f - 4 = 1
A. 21
B. -20
C. -21
D. 20
Answer: D
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Graph the polar equation.r = 7 cos 5?
A. 
B. 
C. 
D. 
Solve the problem.During a hurricane evacuation from the east coast of Georgia, a family traveled 
west. For part of the trip, they averaged 
but as the congestion got bad, they had to slow to 
If the total time of travel was 9 hours, how many miles did they drive at the reduced speed?
A. 305 mi B. 310 mi C. 295 mi D. 300 mi
Find an equation for the line with the given properties.Parallel to the line y = -2x; containing the point (2, 3)
A. y = -2x + 7 B. y = -2x C. y = -2x - 7 D. y - 3 = -2x - 2
Solve the problem.At the start of a chemistry experiment, Sarah measured the temperature of a liquid to be 
At the end of the experiment, it had risen 
What was the liquid's temperature at the end of the experiment?
A. -35°C B. -43°C C. 35°C D. 43°C