debbie22 debbie22

22-08-2017
Mathematics

contestada

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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