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29-01-2021
Mathematics

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Help me PLease and no incorrect answers only answer if your sure, Show your work for each one please. And take your time.

Help me PLease and no incorrect answers only answer if your sure Show your work for each one please And take your time class=

Respuesta :

5926008032 5926008032

29-01-2021

Answer:

21) 4

because -13-(-17) when 2 negatives are next to each other they cancel out and turn into positives the just -13+17

And 22 is 33 because the 2 negatives cancel out and turn into positives so 23+9

I am sorry but the rest I can't solve

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