SOLUTION: The average salary y (in dollars) of elementary school principals from 1990 to 1999 can be modeled by y=2069.5t+48435 where t reperesents the year, with t=0 corresponding to 1990.

Algebra ->  Expressions-with-variables -> SOLUTION: The average salary y (in dollars) of elementary school principals from 1990 to 1999 can be modeled by y=2069.5t+48435 where t reperesents the year, with t=0 corresponding to 1990.       Log On


   



Question 1144098: The average salary y (in dollars) of elementary school principals from 1990 to 1999 can be modeled by y=2069.5t+48435 where t reperesents the year, with t=0 corresponding to 1990. Algebraically determine the year, rounding your answer to the nearest year.
Answer by ikleyn(52905) About Me  (Show Source):
You can put this solution on YOUR website!
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The average salary y (in dollars) of elementary school principals from 1990 to 1999 can be modeled by y=2069.5t+48435
where t reperesents the year, with t=0 corresponding to 1990. Algebraically determine the year,
rounding your answer to the nearest year.
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/\/\/\/\/\/\/\/

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The more strict statement is that all three suggestions are valid and take place at the same time,  i.e.  simultaneously . . . --
-- but it is only a hypothesis,  still not a fact . . .