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Solve |x|=5

A{-5}
B{5}
C{-5,5}

2 Answers

3 votes
C is your answer
use absolute value
User Beahacker
by
8.0k points
1 vote

Answer:


x=-5\quad \mathrm{or}\quad \:x=5

C is your answer

Explanation:


\left|x\right|=5\\\mathrm{Apply\:absolute\:rule}:\quad\mathrm{If}\:|u|\:=\:a,\:a>0\:\mathrm{then}\:u\:=\:a\:\quad \mathrm{or}\quad \:u\:=\:-a\\x=-5\quad \mathrm{or}\quad \:x=5

User Cowls
by
7.3k points

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