PDF chapter test TRY NOW
Solve the following pair of linear equations by the substitution method.
1. \(x + y = 14; x – y = 4\)
\((x,y)=(\),\()\)
2. \(3x – y = 3 ;9x – 3y = 9\)
\((x,y)=1,\)\((\)\()\)
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