Answer:
m = -1/2 and b = 2.5
Step-by-step explanation:
The slope intercept form of the equation of a line is
y = mx+b where m is the slope and b is the y intercept
2.5 - 1/2x = y
Rewriting
y = -1/2x +2.5
The slope is -1/2 and the y intercept is 2.5
m = -1/2 and b = 2.5
