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Re: [LUG] Software hunt: Something to solve equations

 

On Fri, 19 Feb 2010 18:48:25 +0000
Terry Hill <telbonic@xxxxxxxxxxxxxx> wrote:

Hello Terry,

> 5a(3b+2a)-a(2a+3c)
> = 15ab + 10a - 2a + 3ac

Your error was to multiply '3c' by 'a', rather than '-a'.  It's a common
mistake, despite getting the '-2aÂ' correct.

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