the current temperature in small town - 20 degrees Fahrenheit this is 6 degrees less than twice the temperature that was six hours ago what was the temperature in small town 6 hours ago

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27-02-2016
Mathematics

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the current temperature in small town - 20 degrees Fahrenheit this is 6 degrees less than twice the temperature that was six hours ago what was the temperature in small town 6 hours ago

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beckymitchell beckymitchell · Answer 1 · 2016-02-27T19:13:36+01:00

beckymitchell beckymitchell

27-02-2016

For problems like this we can use algebra to help us, the farenheight 6 hours ago was:
(2xt)-6=-20
We have to balance the sides out, first we minus 6
2xt=-26
Now we can divide by 2
t=-13

We now know the temperature 6 hours ago was -13

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