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Education > Algebra help > Re: Help with 5...
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Re: Help with 5th grade math

by "Marvel" <Martel@[EMAIL PROTECTED] > Nov 13, 2007 at 12:18 AM

"Barb Knox" <see@[EMAIL PROTECTED]
> wrote in message 
news:see-884DEA.15444013112007@[EMAIL PROTECTED]
> In article <4738fefa$0$19614$4c368faf@[EMAIL PROTECTED]
>,
> "Marvel" <Martel@[EMAIL PROTECTED]
> wrote:
>
>> I cant figure it out any help appreciated!
>>
>> I am not smarter than a fifth grader!
>> ------
>>
>> Ben had 50 more coins than Joan.
>
> Let B and J be Ben's and Joan's initial coins, respectively.
> So [1]:  B = 50 + J
>
>> After Joan gave 29 of her coins to Ben, she had 1/3 as many coins as
Ben.
>
> So [2]:  (J - 29) = (B + 29) ...
>
> (You fill in the "...")
>
> That gives 2 equations in 2 unknowns.
> Solve by substituting 50+J (from [1]) for every B in [2], and then
> re-arranging terms to get all the 'J's on one side.
>
>> How many coins did Ben have at first?
>
> Having solved for J, use [1] to calculate B.
>
>
I have not figured out how to convert it
> -- 
> ---------------------------
> |  BBB                b    \     Barbara at LivingHistory stop co stop
uk
> |  B  B   aa     rrr  b     |
> |  BBB   a  a   r     bbb   |    Quidquid latine dictum sit,
> |  B  B  a  a   r     b  b  |    altum viditur.
> |  BBB    aa a  r     bbb   |
> -----------------------------
 




 6 Posts in Topic:
Help with 5th grade math
"Marvel" <Ma  2007-11-12 20:34:12 
Re: Help with 5th grade math
Barb Knox <see@[EMAIL   2007-11-13 15:44:40 
Re: Help with 5th grade math
"Marvel" <Ma  2007-11-13 00:18:46 
Re: Help with 5th grade math
Paul Sperry <plsperry@  2007-11-13 06:04:37 
Re: Help with 5th grade math
"Brian M. Scott"  2007-11-12 22:06:41 
Re: Help with 5th grade math
"Marvel" <Ma  2007-11-13 00:20:02 

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tan12V112 Fri Aug 29 21:05:25 CDT 2008.