Question

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Answer 1

Respuesta:

4 m/s² = a

Explicación:

m =5kg

F = 60 N

fs = 40 N

a=?

∑fx = ma

F - fs = ma

F - fs

---------- = a

  m

60 N - 40 N

------------------ = a

      5 kg

20N

---------- = a

 5 kg

4 m/s² = a