Question

I need the answer of no 16

Answer 1

Let 1/x=u, 1/y=v
2u+2v/3=1/6
Multiple the whole Equation by 3
6u+2v=1/2------------(1)
3u+2v=0-------------(2)
Useing Elimination Method we get u=1/6
Put u in Equation 2
3×1/6+2v=0
1/2+2v=0
2v= -1/2
v= -1/1
1/x=u
x=6
1/y=v
y= -1
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