bjcEllidoangel bjcEllidoangel
  • 19-10-2015
  • Mathematics
contestada

Simplify this expression: 13 + (–12) – (–5) = ?
A. –6
B. 30
C. 6
D. –30

Respuesta :

niran2 niran2
  • 19-10-2015
expand brackets first which would be 13 + - 12 - - 5*. So this would be 13- 12 + 5 = 6
*+5 because 2 negatives make a positive
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