2) Solve using method of elimination :(a) x + 2y = -43x - 5y = -1 – InterviewSolution

1.

2) Solve using method of elimination :(a) x + 2y = -43x - 5y = -1

Answer»

x+2y=-4(I)

3x-5y=-1(II)

(I)×3-(ii)

3x+6y=-12

3x-5y=-1

3x CANCELLED we find

11y=-11

y=-1

y PUT in (I)

x-2=-4

x=-4+2

x=-2

-2,-1

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