LucyVogel LucyVogel

04-01-2018
Mathematics

contestada

Need help with questions 12-21 help!!!!

Need help with questions 1221 help class=

Respuesta :

amarisekpenyong amarisekpenyong

16-07-2022

Answer:

-9

Step-by-step explanation:

because if u do 21-12=9 since the bigger number has the minus sign u will put it in front of the number u have gotten =-9

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