Question

verify x+y = y+x for following values of x and y (i)x=5/7,y=-1/21​

Answer 1

Answer:

5/7+(-1/21)=-1/21+5/7

5/7-5/7=-1/21+1/21

0=0

Step-by-step explanation:

hope it helps u my friend

Answer 2

5÷7+-1÷21=-1÷21+5÷7

14÷21=14÷21

2÷3=2÷3

as per this x+y=y+x