A garden table and a bench cost $772 combined. The garden table costs $72 more than the bench. What is the cost of the bench?

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle