yeti0yeti yeti0yeti

04-12-2019
Mathematics

contestada

Solve -3|3x + 6| ≤ -9 and show me how u got to it.

Respuesta :

PollyP52 PollyP52

04-12-2019

Answer:

x ≤ -3 or x ≥ -1.

Step to Step explanation:

-3|3x + 6| ≤ -9

|3x + 6| ≥ 3 ( the sign is flipped because we divide by a negative).

3x + 6 ≥ 3

3x ≥ -3

x ≥ -1.

3x + 6 ≤ -3

3x ≤ -9

x ≤ -3.

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