laylasingleton052
laylasingleton052 laylasingleton052
  • 24-09-2020
  • Mathematics
contestada

Which best describes and corrects the error in finding the difference?

Which best describes and corrects the error in finding the difference class=

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Grimmwolf
Grimmwolf Grimmwolf
  • 24-09-2020

Answer:

The first answer choice.

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xdKooky
xdKooky xdKooky
  • 24-09-2020

Answer: The opposite of -12 should be added.

7 - (-12) = 7 + 12 = 19

Step-by-step explanation:

The 2 minus signs cancel out and make the 12 positive so 7 - (-12) = 19.

Answer Link

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