Solve the equation.-x = -10
A. {-10}
B. {10}
C. {0}
D. {-1}
Answer: B
Mathematics
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Determine if the sequence is monotonic and if it is bounded.an = 
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Solve.A loaded moving truck is traveling 20 mph faster than a freight train. In the time it takes the train to travel 90 miles, the truck travels 130 miles. Find the speed of the truck.
A. 65 mph B. 20 mph C. 13 mph D. 130 mph
Mathematics
Choose the closest estimate.Weight of an average man.
A. 200 kg B. 80 kg C. 150 kg D. 20 kg
Mathematics
Solve the sales tax problem.The purchase price of a camera is $230. If the sales tax rate is 7.9%, find the sales tax. Round to the nearest cent.
A. $248.17 B. $0.79 C. $18.17 D. $181.70
Mathematics