debbie22
debbie22 debbie22
  • 22-08-2017
  • Mathematics
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Find the indicated sum. Show your work.

=(-12)+(13)+(-14)+(15)=2

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Аноним Аноним
  • 22-08-2017
(-12) + (13) + (-14) + (15)

= -12 + 13 -14 + 15

= (-12 + 13) + (-14 + 15)

= 1 + 1

= 2
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