The gas tank was filled on Monday. Between Monday and Friday, I used up 6-3/8 gallons of gas. On Saturday, I added 4-3/4 gallons of gas. After I added the gas, the gas tank contained 10-1/2 gallons of gas . How much gas does the tank hold?

The rumpart family is building a new room onto their house. the width of the new room will be 16 feet. the length of the room will be 4% greater than the width. write an expression to find the length of the new room. what will be the area of this new room?

Simplify the expression. -2/5(10+15m-20n)

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.