elisa21 elisa21

11-04-2018
Mathematics

contestada

If a + 2b + 6c = -9
what is 12c + 2a + 4b

Respuesta :

sqdancefan sqdancefan

25-03-2019

Answer:

-18

Step-by-step explanation:

Multiply the given equation by 2.

2(a +2b +6c) = 2(-9)

12c +2a +4b = -18

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