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  • 04-05-2017
  • Mathematics
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Please help I don't know what to do next

Please help I dont know what to do next class=

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gabyreyes
gabyreyes gabyreyes
  • 04-05-2017
Next, you are going to use the "keep, change, change" method. If you don't know what it means you are basically going to keep the first number the same, change the sign to subtraction, and finally change the negative number into a positive number.
13+-3
13-3
10
You are still getting the same results even if you didn't use this method.
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