3 years ago

7-(-12)=7+(-12)=-5 describe and correct the error in finding the difference 7-(-12)

Mathematics

2 answers:

Eddi Din [679]3 years ago

7 0

Answer:

7-(-12)= 19

Step-by-step explanation:

7-(-12)changes to 7+(12) with the rule of Same Change Change or SCC.

And 7+12 is 19.

valina [46]3 years ago

3 0

Answer:

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

Step-by-step explanation:

- (-12) is a double negative which means that the minus signs cancel out causing it to to be a positive 12

5 is not the answer because 7 + 12 is 19

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