Jawaban:
y-y1 / y2-y1 = x-x1 / x2-x1
y-(-3) / 3-(-3) = x-2 / 5-2
y + 3 / 6 = x – 2 / 3
3(y+3) = 6(x-2)
3y + 9 = 6x – 12
3y = 6x -12 – 9
3y = 6x – 21 (semua bisa dibagi 3)
y = 2x – 7
Jawaban:
y-y1 / y2-y1 = x-x1 / x2-x1
y-(-3) / 3-(-3) = x-2 / 5-2
y + 3 / 6 = x – 2 / 3
3(y+3) = 6(x-2)
3y + 9 = 6x – 12
3y = 6x -12 – 9
3y = 6x – 21 (semua bisa dibagi 3)
y = 2x – 7