I think 90 degrees but not 100 percent sure
Answer:
The slope is
.
Step-by-step explanation:
The equation is conveniently in slope-intercept form.

m - slope
b - y-intercept
-2/3 is in m's spot, so it is the slope of the equation.

Hope this helps.
Answer: m=-1/2 which is the slope
Step-by-step explanation: