Which algebraic property could be used to rewrite 4x + 2y as 2y + 4x?

associative property of addition
associative property of multiplication
commutative property of addition
commutative property of multiplication

Which statement is true? the given sides and angles cannot be used to show similarity by either the sss or sas similarity theorems. the given sides and angles can be used to show similarity by the sss similarity theorem only. the given sides and angles can be used to show similarity by the sas similarity theorem only. the given sides and angles can be used to show similarity by both the sss and sas similarity theorems.

Abe is a triangle. can you use the sss postulate or the sas postulate to prove triangle abc = triangle aed? by sss only neither apply both apply by sas only

Standard deviation of 19,29,21,22,23