Respuesta :

learenceiweabudike

Answer:

1 a. commutative property of multiplication

b. distributive property of multiplication

2 x=23\12

-x = -23\12

-23\12+23\12=0

thus -(-x)+x

Answer:

See below ↓

Step-by-step explanation:

1.

  • a) commutative property
  • b) commutative property

2.

  • Given : x = 23/12
  • To verify = -(-x) = x
  • ⇒ -(-(23/12))
  • ⇒ -1 x -1 x 23/12
  • ⇒ 1 x 23/12
  • ⇒ 23/12
  • ⇒ Verified