tolong yaaa no 1 dan 2,pakai caraa

1/2y - 4x = 2
1/2y = 4x + 2
y = 8x + 4

gradien = 8 (D)


2y + x = 4

bila y = 0 maka x = 4 ==> (4,0)
bila x = 0 maka y = 2 ==> (0,2)

Jawab (A)