24dietzm 24dietzm

14-12-2022
Mathematics

contestada

A + B + C = 12
4A - 4B + 2C = -16 -
3A + 3B - C = 4
Solve the system

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Respuesta :

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14-12-2022

Answer:

Step-by-step explanation:

Add them all together which is

ABC124A4B2C-16-3A3B-C yep

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