Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression open paren negative 1 plus i close paren plus open paren 21 plus 5 i close paren ?
Answer
A
negative open paren 1 minus i close paren plus open paren 21 plus 5 i close paren
B
negative 1 plus open paren i plus 21 close paren plus 5 i
C
open paren negative 1 plus 21 close paren plus open paren i plus 5 i close paren
D
open paren negative 1 plus i close paren plus open paren 21 plus 5 i close paren plus 0