What is the least common denominator of the equation StartFraction 2 Over 9 EndFraction x + two-thirds x = 7?
3

Ablock of wood is a cube whose side is x in. long. you cut off a 1-inch thick piece from the entire right side. then you cut off a 3-inch thick piece from the entire top of the remaining shape. the volume of the remaining block is 2,002 in3. what are the dimensions of the original block of wood?

Is a square always, sometimes, or never a parallelogram

Consider the first four terms of the sequence below. what is the 8th term of this sequence?