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Mathematics, 25.09.2019 19:00 Meirna

Brian has made 9 of 19 free throws so far this season. his goal is to make 70% of his free throws. if brian makes his next x free throws in a row, the function f(x)= 9+x/19+x represents brian's new ratio of free throws made. how many successful free throws in a row will raise brian's percent made to at least 70%?

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