dranime28 dranime28

13-11-2019
Mathematics

contestada

3x + 12y = 9 x + __ y = 3 A) −12 B) −4 C) 12 D) 4

Respuesta :

ameritaxpro13 ameritaxpro13

13-11-2019

Answer: 4

Step-by-step explanation:

3x - 12y - 9 = 9x + (x + 4y - 3)

Answer Link

musiclover10045 musiclover10045

13-11-2019

3x + 12y = 9

x + __ y = 3

Divide the first equation by 3 to get the second equation:

3x /3 = x

9/3 = 3

12y /3 = 4y

The answer would be D. 4

Answer Link

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