teyarayn7 teyarayn7

31-03-2020
Mathematics

contestada

whats x if 7x - 9 = 12

Respuesta :

Jadenl9422 Jadenl9422

31-03-2020

Answer:

x=3

Step-by-step explanation:

Answer Link

wegnerkolmp2741o wegnerkolmp2741o

05-04-2020

Answer:

x=3

Step-by-step explanation:

7x - 9 = 12

Add 9 to each side

7x - 9+9 = 12+9

7x = 21

Divide each side by 7

7x/7 = 21/7

x =3

Answer Link

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