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Solve by the method of elimination
 
(i) \(\frac{x}{10} + \frac{y}{5} = 14\); \(\frac{x}{8} + \frac{y}{6} = 15\)
 
Answer:
 
\((x,y) =\) (i,i)
 
(ii) \(\frac{4}{x} + 5y = 7\); \(\frac{3}{x} + 4y = 5\)
 
Answer:
 
\((x,y) =\) ii,i