3 years ago

Which expression is equivalent to 6 - (-21) ? * O 6-21 O 6+21 O-21-6 0 -21 +6

Mathematics

2 answers:

AlekseyPX3 years ago

6 0

It would be 6 + 21 because when you have to negatives together it turns into a plus sign
6-(-21)
6+21

Westkost [7]3 years ago

4 0

6+21 because when u multiple -1 with -21 it gives u +21

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