## rainbow_rocks03 one year ago PLZ HELP...no direct answers!! The average high temperature in July in Moscow is 23 degrees celsius.One day in July 2010,the temperature was 14.2 degrees higher than normal.Just 4 days later,a record high temperature of 39 degrees celsius was set.how much higher was the record temperature than the high temperature 4 days earlier?

1. rainbow_rocks03

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2. Michele_Laino

I call the unknown temperature at first day with t0, so I can write this: $\Large \frac{{{t_0} + 14.2 + 39}}{4} = 23$ the requested temperature difference, is given by the subsequent formula: $\Large {t_0} - 23 = ...?$