96tjhyx7np 96tjhyx7np
  • 12-01-2022
  • Mathematics
contestada

7 + 7x - (2x) + 3 if x = -4

Respuesta :

sydneyos
sydneyos sydneyos
  • 12-01-2022

Answer:

-10

Step-by-step explanation:

7 + 7(-4) - (2(-4)) + 3

7 - 28 - (-8)+3

7 - 28 +8 +3

= -10

Answer Link
mhanifa
mhanifa mhanifa
  • 12-01-2022

Answer:

  • - 10

Step-by-step explanation:

  • 7 + 7x - (2x) + 3 =
  • 7 + 7x - 2x + 3 =
  • 10 + 5x =
  • 10 + 5*(- 4) =                     Substitute x = - 4
  • 10 - 20 =
  • - 10
Answer Link

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