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22-11-2020
Mathematics

contestada

-4x –12 = 48 a.x = 9 b.x = -9 c.x = 15 d.x = -15

Respuesta :

22-11-2020

Answer:

d) x= -15

Step-by-step explanation:

-4x-12=48

1. Add 12 to both sides

-4x-12+12=48+12

2. -4x=60

3. Divide -4 from both sides

Final Answer: x= -15

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