Question

name the property used in each of the following .

1)2/5×(-1/3)+5/7×(-1/3)=(-1/3)×(2/5
+5/7)

2) (-2/9) +2/9=2/9+(-2/9)=0

3) (-4/7)+0=0+(-4/7)=(-4/7)

4) (4/-7)×(-3/8)=(-3/8)×(4/-7)


answer me fast.​

Answer 1

Answer:

2) ( -2/9) +2/9+(-2/9)=0

Answer 2

Answer:

1) associative law of multiplication

2) existence of multiplicative identity

3) multiplicative property of 0

4)commutative law of multiplication