Question

solve 3/x+y+2/x-y=2and9/x+y-4/x-y=1​

Answer 1

LET 1/X+Y=U

LET 1/X-Y=V

3U+2V=2

9U-4V=1

BY USING SUBSTITUTION METHOD OR ELIMINATION METHOD OR CORROS MULTIPLICATION METHOD THEN WE GET ANSWER