Respuesta :

Answer:

7(m + 2)

Step-by-step explanation:

1) Add the numbers

  • 3 + 2m-1 + 5m + 12
  • 14 + 2m + 5m

2) Combine like terms

  • 14 + 2m + 5m
  • 14 + 7m


3) Rearrange terms

  • 14 + 7m
  • 7m + 14

4) Common factor

- Factor by grouping

  • 3 + 2m - 1+ 5m + 12
  • 7m + 14

- Factor by grouping

  • 7m + 14
  • 7(m + 2)

⇒ 3 + 2m - 1 + 5m + 12

⇒ 7(m + 2)

Solution:

  • 7(m + 2)

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