gidoaileen30 gidoaileen30
  • 20-05-2021
  • Mathematics
contestada

the sum of a number and six is eighteen​

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dadon82
dadon82 dadon82
  • 20-05-2021
wouldn’t you have to do 18-6 ... and get 12 -
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OfficialRoytriever OfficialRoytriever
  • 20-05-2021

Answer:

12

Step-by-step explanation:

18 - 6 = 12

This is because to find the unknown, we simply just use inverse operations.

In this case, 18 minus 6 to get the unknown.

18 - 6 is 12.

Thus, 12 would be the unknown.

Answer Link

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