the following three equations holdulthneonal forn and43-343x + Fyt S=0 – InterviewSolution

1.	the following three equations holdulthneonal forn and43-343x + Fyt S=08, pety 1
Answer» 3x+7y+5=0; 4x-3y=8; 4(3x+7y+5=0)=12x+28y=-20; 3(4x-3y=8)= 12x-9y=24/37y=44; y=44-37=7; 3x+7y+5=3x+7(7)+5=3x+54; 3x=-54; x=-18; ; -px+y=1; -p(18)-7=1; -p(18)=8; -p=8/18=4/9; p=-4/9

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