Answer:
Step-by-step explanation:
(0,5) & (2 , 1)
[tex]Slope = \dfrac{y_{2}-y_{1}}{x_{2}-x_{1}}\\\\\\=\dfrac{1-5}{2-0}\\\\=\dfrac{-4}{2}=-2[/tex]
m = -2
y = mx + b
Plugin m = -2 , x = 0 and y= 5 in the above equation
5 = 0 + b
b = 5
Answer: y = -2x + 5
