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09-02-2017
Mathematics

contestada

Can someone help me solve...

-3l4x+3l= -9
The "L"s are for the absolute value

Respuesta :

09-02-2017

-3|4x+3|=-9
divide both sides by -3
|4x+3|=3
4x+3=-3
4x=0
∴x=0

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