Question

5. Verify that x + y = y + x for each of the following
-7/9and11/9

7/2and-4/3​

Answer 1

Answer:

s82838388282828kisicjeojdoe

Answer 2

Step-by-step explanation:

1.

x=-7/9

y=11/9

LHS

x+y=-7/9+11/9

x+y=2/9

RHS

y+x=11/9-7/9

y+x=2/9

LHS=RHS

2.

x=7/2

y=-4/3

LHS

x+y=7/2-4/3

=21-8/6

=13/6

RHS

y+x=-4/3+7/2

=-8+21/6

=13/6

LHS=RHS