1.
|
2.
|
3.
|
|
a.
|
1
|
-x + y + 11 = 0
|
(6, 12)
|
b.
|
7
|
-7x + y + 12 = 0
|
(1.5, -1.75)
|
c.
|
-8
|
8x + y + 12 = 0
|
(2, 10)
|
d.
|
20
|
-20x + y + 34 = 0
|
(-1, -10)
|
e.
|
0.25
|
-x + 4y − 4 = 0
|
(16, 4)
|
f.
|
-0.75
|
3x + 4y − 9 = 0
|
(-2, 1)
|