What is 6x and 15y and how to slove it

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex

What is always true about a positive integer raised to a negative odd power?

Micheal is 4 times as old as brandon and is also 27 years older than brandon. how old is micheal