Tolong jawabannya pliis​

jawaban Super Master

a)

y – 1 = – ½ (x + 6)

2y – 2 = – x – 6

x + 2y + 4 = 0

b)

m = ∆y/∆x = 4/4

pGS = y – 4 = (x + 2)

y – x – 6 = 0

x – y + 6 = 0