Respuesta :

Answer:

-0.5

Step-by-step explanation:

to understand this

you need to know about:

  • algebra
  • PEMDAS

given:

  • v=u+at
  • u=2
  • a=-5
  • t=½

let's solve:

  1. substitute the given values : v=2+(-5)×½
  2. v=2+(-2.5)
  3. v=-0.5