Given:


To verify:

Solution:
We have,


Now,



...(i)
And,



...(ii)
From (i) and (ii), it is clear that

Hence verified.
Step-by-step explanation:
the answer is in picture
Answer:
7/10
Step-by-step explanation:
first you find a common denominator which would be 10 so you turn 1/5 into 2/10 and 1/2 into 5/10 and then add 2/10 + 5/10 =7/10
C I believe , sorry if I’m wrong