(-13) + (20) + (-15) + 3
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Answered by
1
(-13) + (20) + (-15) + 3
=-13+20-15+3
=23-28
= -5
=-13+20-15+3
=23-28
= -5
Answered by
0
(-13+20)+(-15)+3
=7+(-12)
=7-12
=-5
=7+(-12)
=7-12
=-5
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