Brad has five pieces of wood each measuring the exact same number of inches in length. If three inches are cut off each piece, which expression represents the new total length of all five pieces of wood?

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?

Ahiker stands at an unknown elevation before he ascends 2 miles up a mountain to an elevation of 9 miles. find the elevation of the hiker before his ascent.

Answer for 10 points show work you guys in advanced < 3