Isaac wants to join a gym. he checked out the memberships fees at two gyms.

gym a charges a new member fee of $65 and $20 per month.

gym b charges a new member fee of $25 and $35 per month, but isaac will get a discount of 20% on the monthly fee.

How many lines can be drawn through points j and k? 0 1 2 3

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.

What is the value of x when x + 7 = 21?