-4 + y + 2x = 0

1.

3y = 2 - x

2.

(8/3)x + y = 1

3.

7x + 3 = 8y + 4

4.

3y + 2x = 4.5

5.

y = 1 - .625x

6.

y = (-4/5)x

7.

y = (-5/9)x + (1/3)

8.

y = (x/7) + (4/-7)

9.

y = (-5/2)x + (9/2)

10.

y = .25x + (7/8)

11.

y = (-4/3)x + 1

12.