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12-11-2020
Mathematics

contestada

Worksheet

1. −3|2x + 6| = −12

2. |x − 2| + 10 = 12

Respuesta :

noahaceja noahaceja

12-11-2020

Answer:

1.

-3|2x+6|=-12
|2x+6|=4

2x+6=4

2x+6=-4

x1=-5, x2=-1

2.

|x-2|+10=12
|x-2|=12-10
|x-2|=2

x-2=2

x-2=-2

x1=0, x2=4

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