Solve.Let f(x) = -6
+ 3. Find x when f(x) = -9.
A. 1
B. 2
C. -2
D. -1
Answer: B
Mathematics
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Solve.The amount of gas that a helicopter uses is directly proportional to the number of hours spent flying. The helicopter flies for 7 hours and uses 70 gallons of fuel. Find the number of gallons of fuel that the helicopter uses to fly for 5 hours.
A. 60 gallons B. 2 gallons C. 98 gallons D. 50 gallons
Mathematics
Solve the absolute value equation or indicate that the equation has no solution.
+ 4 = 11
A. {- 
, 
}
B. 
C. 
D. ?
Mathematics
Find the percent. Round to the nearest tenth of a percent.What percent of 51 dogs is 614 dogs?
A. 120.4% B. 1203.9% C. 0.8% D. 0.1%
Mathematics
Solve the equation over the interval [0, 2?).csc 3x = 0
A. 
B. ?
C. 
D. 
Mathematics