A portrait without its frame has a height 2.5 times its width w, in inches. Its frame is 2 in. wide all along its perimeter. What is an expression for the area of the framed portrait in terms of w?

For what value of x does 4x = (1/8) x + 5?

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

What properties allow transformation to be used as a problem solving tool