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the answer for x-y=-4 and x+3y=4 linear system using elimination

0 votes

What is the answer.

asked Mar 1, 2014 in GEOMETRY by dkinz Apprentice

1 Answer

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Elimination method:

image   ---------->( 1 )

image   ---------->( 2 )

To eliminate the value subtract  (2 ) from ( 1 ).

image

image

___________

image

Divide each side by -4.

image

Cancel common terms.

image

Substitute the value  image in ( 1).Add 2 to each side.

image

Add 2 to each side.

image

Solution image, image.

answered Mar 1, 2014 by dozey Mentor

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