jayswaggs jayswaggs
  • 07-08-2019
  • Mathematics
contestada

1 a. s+(-7)
-1
when s= -3

Respuesta :

Аноним Аноним
  • 07-08-2019

Use the substitution method

s+(-7)-1

-3+(-7)-1

-negative sign and + positive sign= - negative sign

-3-7-1

=-10-1

=-11

Answer: -11

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