[填空题]
In coming to a stop, a car leaz cc x 3x4nh;4p:fym-bvesql36eobwju7ml e,2og uz 9v7, skid marks 92 m long on the highway. Assuming oqgz ,wljo7buu e, 79 36vem2la deceleration of $7.00 \; m/s^2$, estimate the speed of the car just before braking. $m/s$
