Answer:
See explanation
Step-by-step explanation:
Given that the correct point-slope form is;
y - b = m(x - a)
So she made an error in writing y + 1, that part is wrong.
So the equation that was written wrongly is; y+1=1/2(x−3)
We have to rewrite the entire equation;
y - 1 = 1/2(x - 3)
