In the terms you used, not unless you want an integer for an answer.
Answer:
A. 78
Step-by-step explanation:
2a+24= 180
-24 -24
2a= 156
divide each side by 2
a= 78
4 units because the y-intercept is how you figure out the difference. You take the y-intercept, find the absolute value of it, and you found the distance of the line! This is of course considering the lines are parallel, meaning the slope is the same.