dmercer31 dmercer31
  • 29-01-2017
  • SAT
contestada

what is the sum (7+3(-1)) +(-8+9(-1))

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PsychrolutesMarcidus
PsychrolutesMarcidus PsychrolutesMarcidus
  • 29-01-2017
Using BEDMAS

(7+(-3)+(-8+(-9))
4 + (-17)
4-17
=-13
Answer Link
keiauz7
keiauz7 keiauz7
  • 29-01-2017
It'll Turn The Number Before The -1 Negative: (7-3) + (-8-9) So 4 - 17 = -13
Answer Link

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