Explore Westonci.ca, the leading Q&A site where experts provide accurate and helpful answers to all your questions. Get quick and reliable solutions to your questions from a community of experienced professionals on our platform. Discover detailed answers to your questions from a wide network of experts on our comprehensive Q&A platform.

15=7-|2x|
Solve for x in this absolute value equation.


Sagot :

[tex]15=7-|2x|\\ -|2x|=8\\ |2x|=-8\\ x\in\emptyset[/tex]
[tex]7-|2x|=15\ \ \ \ |subtract\ 7\ from\ both\ sides\\\\-|2x|=8\\\\|2x|=-8-FALSE\\\\x\in\O\ because\ |a|\geq0\ for\ each\ a\in\mathbb{R}[/tex]
View image Аноним