Question

-3/7 + 1/7 = 1/7 + (-3/8) is an example to show that
a) addition of rational numbers is commutative
b) rational numbers are closed under addition
c) addition of rational number is associative
d) rational numbers are distributive under addition

Answer 1

Answer:

b is the right answer

Hope it helps you......

Answer 2

B

is the right answer.....