PDF chapter test TRY NOW

Solve by substitution method.
 
(i) \(2x - 3y = 7\); \(5x + y = 9\)
 
Answer:
 
\(x =\)
 
\(y =\)
 
(ii) \(1.5x + 0.1y = 6.2\); \(3x - 0.4y = 11.2\)
 
Answer:
 
\(x =\)
 
\(y =\)