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 June 18th, 2016, 04:52 AM #1 Newbie   Joined: Jun 2016 From: Maine Posts: 9 Thanks: 1 Math Focus: Enjoyed algebra for its utility Simple Arithmetic that makes me bang my head So I'm trying to study math again and looking at an algebra cheat sheet. How does this make sense? (a-b) / (c-d) = (b-a) / (d-c) HELP!
 June 18th, 2016, 04:55 AM #2 Math Team     Joined: Jul 2011 From: Texas Posts: 2,949 Thanks: 1555 $\dfrac{a-b}{c-d} = \dfrac{-1(a-b)}{-1(c-d)}= \dfrac{b-a}{d-c}$ Thanks from cold4betbluff
June 18th, 2016, 05:00 AM   #3
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From: Maine

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Math Focus: Enjoyed algebra for its utility
Quote:
 Originally Posted by skeeter $\dfrac{a-b}{c-d} = \dfrac{-1(a-b)}{-1(c-d)}= \dfrac{b-a}{d-c}$
Btw is that a program that you use to show the numbers?

June 18th, 2016, 05:04 AM   #4
Math Team

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Quote:
 Originally Posted by cold4betbluff Btw is that a program that you use to show the numbers?
Latex math formatting is available on this site ...

LaTex Help - My Math Forum

June 19th, 2016, 05:49 AM   #5
Senior Member

Joined: May 2016
From: USA

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Quote:
 Originally Posted by cold4betbluff Btw is that a program that you use to show the numbers?
If you want to start learning LaTeX, a good way is to reply with quote to a post using LaTeX. You will then see the actual code in the reply box.

Also very helpful is

https://en.m.wikipedia.org/wiki/Wikipedia:LaTeX_symbols

Last edited by JeffM1; June 19th, 2016 at 05:56 AM.

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