Question

pls helpe in this question

you have to find the value of X and. y​

Answer 1

2/x+3/y=9/xy

2y+3x/xy=9/xy

3x+2y=9____(1)

4/x+9/y=21/xy

4y+9x/xy=21/xy

9x+4y=21_____(2)

(1)*2===>6x+4y=18_____(3)

(2)-(3)===>3x=3

x=1

put x=1 in (1)

3*1+2y=9

2y=9-3

y=6/2

y=3