x_3y=3 3x_9y=2 – InterviewSolution

1.

x_3y=3 3x_9y=2

Answer»

x - 3y =3; 3x-9y=2; 3( x-3y=3)= 3x -9y=9/ 18y =7; y= 7/18; 3x-9(7/18)=2; 3x-7/2=2; 3x=2+7/2=4+7/2=11/2; x=11/2×3=11/6

upper answer is the right answer

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