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(0,-3) & (4,0)
gradien (m)=
0-(-3)/4-0
3/4
persamaan =
y-y1 = m(x-x1)
y-(-3) = 3/4(x-0)
y+3 = 3/4x
(semua di kali 4 untuk menghilangkan penyebut)
4y+12 = 3x
3x-4y-12 = 0
jawabannya A.