Question

if x+y=5xy and x-y=3/7xy,then the value of y will be options are (a)5/19,(b)19/5,(c)19/7 and (d)7/19

Answer 1

Answer:

19/7

Step-by-step explanation:

x+y=5/xy...........(1)

x-y=3/7xy.,........ (2)

by adding (1 )and( 2) we get,

2x=38/7xy

y=19/7

thus your answer is( c) 19/7

Answer 2

Answer:

Step-by-step explanation:

Answer:

19/7

Step-by-step explanation:

x+y=5/xy...........(1)

x-y=3/7xy.,........ (2)

by adding (1 )and( 2) we get,

2x=38/7xy

y=19/7

thus your answer is( c) 19/7