Use the slope formula
Plug in the appropriate cords into the formula.
The slope of the line is -9/14.
4 x 7 = 28
49 x 13 = 637
28/637
=4/91
Answer
the slope intercept is y= -5/2x-6
hope this helps and have a wonderful day :)
Adjacent angels are two angles that have a common vertex and a common side. So I'm guessing it's YX