Teacher2Teacher

Q&A #19812


Explaining concept -x=2 is equal to x=-2

T2T || FAQ || Ask T2T || Teachers' Lounge || Browse || Search || T2T Associates || About T2T


View entire discussion
[next>>]

From: Sam <basarkar_sampada@yahoo.com>
To: Teacher2Teacher Service
Date: Sep 24, 2008 at 17:34:00
Subject: Explaining concept -x=2 is equal to x=-2

I need some techniques in explaining this basic concept in algebra that  
if -x=2 then x=-2.

Any help is appreciated.

Post a public discussion message
Ask Teacher2Teacher a new question


[Privacy Policy] [Terms of Use]

_____________________________________
Math Forum Home || The Math Library || Quick Reference || Math Forum Search
_____________________________________

Teacher2Teacher - T2T ®
© 1994- The Math Forum at NCTM. All rights reserved.
http://mathforum.org/