The manager of a company uses the function shown to model its profit based on the price of a product in dollars, x.
f(x) = (x - 2)(53 - x)
A total of 300 children and adults attended a school play. There were 21 times as many children in attendance as there
were adults. This situation is modeled by the given system of equations, where a represents the number of adults and c represents the number of children. c = 21a a + c = 330 How many children attended the play? |
Algebra 1 State Test Practice Archives
January 2020
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