bantu nomor 22 itu ya tolong

m1
= (Y2 - Y1)/(X2 - X1)
= (3 - 0)/(0 -(-6))
= 3/6 = 1/2

m1m2 = -1
m2 = -2

y - Y1 = m2(x - x1)
y - 0 = -2(x -(-6))
y = -2x -12
2x + y + 12 = 0