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|8w+2| + 2=0

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Sagot :

Lilith
[tex]|8w+2| + 2=0 \ \ \ subtract\ 2 \ to\ both\ sides \\\\|8w+2| =-2 \\\\absolute \ value \ can \ not \ be \ negative, \ is \ equal \ to \ zero \ or \ greater \ than \ zero[/tex]


luana
[tex]|8w+2|+2=0\\\\ |8w+2|=-2\\\\Formula\ for\ absolute\ value\\\\ |a|=a,\ for\ a \geq 0\\ or\\|a|=-a,\ for\ a<0\\\\\ 1.\\8w+2 \geq 0\\\\ 8w \geq -2\\\\ w \geq -\frac{1}{4}\\\\ 8w+2=-2\\\\ 8w=-4\\\\w=-\frac{1}{2}\\\\2.\\8w+2 <0\\\\8w<-2\\\\w<-\frac{1}{4}\\\\8w+2=2\\\\8w=0\\\\ w=0\\\\ Summing\ all\ conditions:\\\\ No\ solutions.[/tex]
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