Treys test score average decreased by 14 points this semester. Write a signed number to represent this change in average.

Can someone me do math because i am having a breakdown rn because i don’t get it

If you are trying to move an attached term across the equal sign (=), what operation would you use to move 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