223kkay 223kkay
  • 19-10-2020
  • Mathematics
contestada

Evaluate -2a + b for a = -7 and b =-5

Respuesta :

kthurgo
kthurgo kthurgo
  • 19-10-2020

Answer:

9

Step-by-step explanation:

-2a + b

-2 (-7) + -5

14 + -5

9

Answer Link
nataliealexishernand
nataliealexishernand nataliealexishernand
  • 19-10-2020
Insert the variables values in to equation -2(-7)+-5
Simplify
14+(-5)
Which is just 14-5
Therefore the answer is
9
Answer Link

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