Respuesta :

Answer:

-0.75 [tex]m/s^{2}[/tex]

Explanation:

a = [tex]\frac{v2-v1}{t}[/tex] = [tex]\frac{15 m/s - 24m/s}{12s}[/tex] = -0.75 [tex]m/s^{2}[/tex]

Hope this helps!!

-0.75
Because (final velocity -initial velocity)/time