7x + 3(5 - 3x) =5
x=?

If you want to place an 8 ½ inch towel bar in the center of a door that is 25 ½ wide, how much space will be on each side of the towel bar?

How much orange juice do you need to make 2 servings of lemony orange slush?

Combine like terms to make a simpler expression 3z+z