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gulaghasi [49]
3 years ago
8

Please help I don't know what to do next

Mathematics
1 answer:
Arisa [49]3 years ago
8 0
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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