Substitution method....

[From: ] [author: ] [Date: 12-07-16] [Hit: ]

2x - 4y = 0
y = x

use the second equation and replace one variable for another

2x - 4(x) = 0

2x - 4x = 0

-2x = 0 --> x = 0 and y = 0

(0, 0)

keywords: method,Substitution,Substitution method....