Verified Answer :

Newton's second rule.
F=MA.
for acceleration it would be A=F/M

Answer:

\(\large \boxed{{\displaystyle A=\frac{V_f-V_i}{t}}}\)

Explanation:

\(\displaystyle acceleration = \frac{change \ in \ velocity }{elapsed \ time}\)

\(\displaystyle A=\frac{V_f-V_i}{t}\)