Respuestas

2012-11-15T05:08:10+01:00

4x-2y=0

4(1/2)-2y=0

4-4y=0

4y=4

y=4/4

y=1

2012-11-15T05:08:13+01:00

4(1/2)-2y=0

4/2 - 2y=0

2-2y=0

2=2y

y=2/2

y=1