Answer:
y = -x + 2
Explanation:
linear equation is y = mx + b, where m is the slope
m = (y2 -y1)/(x2-x1) => (-1+2/(3-4 )
m = 1/-1 => -1
Now let's use given point (4, -2) and m value, so we can solve for b.
-2 = (-1)(4) + b => b= -2+4 => b= 2
Therefore, our equation is now y = -x + 2