If 12x^2-3x is divided by 3x, the quotient is

Liam's parents are driving three times as fast as liam is biking, but they left later than he did. if his parents caught up with him two hours after he left, how much later than liam did they leave?

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.

Parallel lines r and s are cut by two transversales, parallel lines t and u. which angles are corresponding angles with angle 8