girlshitetay
girlshitetay girlshitetay
  • 18-05-2016
  • Mathematics
contestada

What is the value of the expression below when x = –2?

5 + 3(x – 7) – (x + 1)

A.–23
B.–7
C.–21
D.-5

Respuesta :

KyraaaFtw
KyraaaFtw KyraaaFtw
  • 18-05-2016
The value of the expression is -21.
Answer Link
Pachanga
Pachanga Pachanga
  • 18-05-2016
5 + 3(x-7) - (x+1)

5 + 3(-2-7) - (-2+1)

5 + 3(-9) - (-1)

5 -27 + 1

-21


The answer is C.
Answer Link

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plz answer asap thanks