21-04-2021
Mathematics

contestada

please pls help
a+12=21

Respuesta :

TheHarleyQuinn TheHarleyQuinn

21-04-2021

Answer:

Down Below

Step-by-step explanation:

[tex]a+12=21\\a+12-12=21-12\\a=9[/tex]

Answer Link

gracielaweaverGOAT gracielaweaverGOAT

21-04-2021

Answer:

9

Step-by-step explanation:

a +12 = 21

a + 12 - 12 = 21 - 12

a = 9

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