Question

2/x+1/y=7, 3/x1/y=9​

Answer 1

Answer:

x= 1/2 and y = 1/3

Step-by-step explanation:

put 1/x= u and 1/y = v

equations becomes

2u+ v = 7

3u + v= 9

solve these equations we get value of u and v

u = 2 and v = 3

since, u = 1/x

2=1/x

x = 1/2

also

1/y = v

1/y= 3

y= 1/3