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Mathematics 9 Online
OpenStudy (anonymous):

Evaluate |5| – |-3| i dont know how to do these

hartnn (hartnn):

|-a|=a

hartnn (hartnn):

so what will be |-3| = ?

OpenStudy (anonymous):

5?

OpenStudy (anonymous):

|-3|=5 ??? how?

hartnn (hartnn):

|5|=5, that is correct. whats |-3| = ?

OpenStudy (anonymous):

idk i know nothing about this

OpenStudy (anonymous):

oh positive three!

hartnn (hartnn):

yes!

OpenStudy (anonymous):

ahh

hartnn (hartnn):

so |5|-|-3| =5-3 = ?

OpenStudy (anonymous):

2

hartnn (hartnn):

that is correct :)

OpenStudy (anonymous):

:)

OpenStudy (anonymous):

your so helpful i just learned!

hartnn (hartnn):

you will learn many things in this site :)

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