potatololz potatololz
  • 13-03-2021
  • Mathematics
contestada

Find the value of 5x + 3y - 7z when x = 4, y = -5 and z = 8

Respuesta :

ezioassasin55
ezioassasin55 ezioassasin55
  • 13-03-2021

Answer:

-51

Step-by-step explanation:

5x + 3y -7z = 5 x 4 + 3 x -5 - 7 x 8

= 20 - 15 - 56

= -51

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charlieputh234
charlieputh234 charlieputh234
  • 13-03-2021

Answer:

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