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| 10 Jan 2015 11:20 PM |
so alexa has 58 coins all nickles and quarters. all together they add up to 4.10 dollars how do i solve on how many nickles she has? |
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mycheeze
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| Joined: 27 Jun 2011 |
| Total Posts: 6748 |
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Ouendan
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| Joined: 20 Dec 2013 |
| Total Posts: 30191 |
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| 10 Jan 2015 11:24 PM |
Hah, that was one of the last topics I received before ending school. it's some complicated asshat operation i would of helped you if i hadn't accidentally burned my math notebook |
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3kun
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| Joined: 07 May 2012 |
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| 10 Jan 2015 11:25 PM |
x + y = 58 25x + 5y = 4.10
system of equations, solve itt |
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Ouendan
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| Joined: 20 Dec 2013 |
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| 10 Jan 2015 11:26 PM |
i was about to post that god dammit
i had just remembered
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| 10 Jan 2015 11:26 PM |
"x + y = 58 25x + 5y = 4.10
system of equations, solve itt"
thx you |
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| 10 Jan 2015 11:26 PM |
Actually it would be
x + y = 58 25x + 5y = 410
because units.
*Tell me about the rabbits, George* --Let the Sun Shine-- |
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3kun
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| Joined: 07 May 2012 |
| Total Posts: 4169 |
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| 10 Jan 2015 11:28 PM |
"x + y = 58 25x + 5y = 410"
oh yea, i forgot it was money |
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| 10 Jan 2015 11:35 PM |
| Isn't this equation solvable by multiplying x (or 25x) with their respective opposite equations? |
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| 10 Jan 2015 11:36 PM |
| I worded that wrong, sorry. |
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