Seudónimo Seudónimo
  • 24-05-2017
  • Mathematics
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(-15)-(-18)/3= can you tell me how this answers is -9

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hailstrah
hailstrah hailstrah
  • 24-05-2017
You should use PEMDAS.
-18/3 = -6
(-15) - (-6) = -9
You have to change the subtraction to addition and the 6 becomes positive. 

I hope this helps!
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SmartChick
SmartChick SmartChick
  • 24-05-2017
Work shown above! Answer is -9
Ver imagen SmartChick
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