Answer:
y= -1/2x+2.5
Step-by-step explanation:
1. Use point slope formula with the points given
the formula is [tex]y-y_{1}=m(x-x_{1})[/tex]
2. Plug in the points given and you get y-1=[tex]-\frac{1}{2}[/tex](x-3)
3. that equals y= -1/2x+2.5