Answer:
y = (1/2)x - 2
Step-by-step explanation:
To write x - 2y = 4 in slope intercept form, solve for y:
Subtract x from both sides so that -2y has been isolated on the left side:
-2y = 4 - x
Next, divide both sides by -2 to isolate y:
4 - x
y = -----------
-2
this simplifies to y = (1/2)x - 2
