Question

Find (x + y) ÷ (x – y) if x =2\

3

and y =

7\

5



don't spam​

Answer 1

Answer:

x= 2/3

y = 7/5

x+y = (2/3) + (7/5)

= (2*5) + (7*3) ÷ (3*5)

= (10 + 21) ÷ 15

= 31/15

x-y = (2*5) -(7*3) ÷ (3*5)

= (10-21) ÷ 15

x-y = 11/15

(x+y) ÷ (x-y) = (31/15) ÷ (11/15)

= (31/15) * (15/11)

= 31/11