- #1

afa

- 8

- 0

## Homework Statement

determine the stopping distance for a car with an intitial speed of 26.9 m/s and a human reaction time of 0.9s for an acceleration of -4m/s^2

## Homework Equations

x=vt t=v/a x=x+vt+.5at^2

## The Attempt at a Solution

I used the second equation to find total time by adding it to .9s then plugged that into equation 3 and added that to x of the first equation?? what am i doing wrong??