Reflexive Property=For all real number X,X=X
A number equals itself
Addition Property=For all real number X,y & Z,. if
X=Y then X+y=y+Z
Subtraction Property=For all real number X,Y And Z if X=y then X-Z=y-Z.
Answer:
12x12
Step-by-step explanation:
12x12=144
Answer:

Step-by-step explanation:

Grams measures mass not weight
1 g = 1000 mg
(5 g)(1000) = 5000 mg
A nickel's mass is equal to 5000 mg