tolong bantu ya..bsk dikumpulkan

garis k
( y - y1 ) / ( y2 - y1) = ( x - X1) / ( x2 - X1)
( y - 0 ) / ( 1 - 0) = ( x - 0) / ( 3 - 0)
y / 1 = x / 3
3y = x
3y - x = 0

garis L
( y - y1) / ( y2 - y1) = ( x - X1) / ( x2 - X1)
( y - 0) / ( 3 - 0) = ( x - 0) / ( 2 - 0)
y / 3 = x / 2
2y = 3x
2y - 3x = 0

garis P
( y - y1 ) / ( y2 - y1 ) = ( x - X1 ) / ( x2 - X1)
( y - 0 ) / ( 4 - 0) = ( x - 0) / ( - 2 - 0)
y / 4 = x / - 2
- 2y = 4x
- 2y - 4x = 0
2y + 4x = 0

garis q
( y - y1 ) / ( y2 - y1) = ( x - X1) / ( x2 - X1)
( y - 0) / ( 2 - 0) = ( x - 0) / ( - 3 - 0)
y / 2 = x / - 3
- 3y = 2x
- 3y - 2x = 0
3y + 2x = 0