10. A freight train leaves a station and travels at a rate of 30 miles per hour. Two hours later, an express the same station traveling in the same direction at a rate of so miles per hour. In how many hours will the express train
overtake the freight train?

Find csc x if sin x + cot x cos x =√3 a. 9 b. 3 c. √(3)/2 d. √(3)

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Explain how you can use the associative property to evaluate (7x50)x4.