Question

Tolong yah kak nomor 17 nya aku nggak ngerti makasih sebelumnya

Answer 1

2x-y=2(-4)-1(3)
2x-y= -8-3
2x-y= -11
-2x+y-11=0
y-2x-11=0 C

Answer 2

M = - a/b
    = -1/2
M2 = -1/2 / -1
       = 2

y - y1 = m(x - x1)
y - 3 = 2 (x + 4)
y - 3 = 2x + 8
y - 2x - 11 = 0