Answer:
XSXSXSXSXSXSXSXSXSXSXSXSXSX
Step-by-step explanation:
I'm too late but here ya go anyway :)
x = 180 - (31 + 40) is the answer.
Answer:
Option A. is the right choice.
Step-by-step explanation:

Best Regards!
Is there a worksheet that goes with it? So I can understand better
Since the lines are parallel and you know the slope of

is -2, you know the slope of line

will also be -2. You can see on the coordinate grid that line

crosses the y-axis at -1. When you piece all of these facts together into slope-intercept form you get
= -2x - 1.