The percentage, P, of U.S. voters who use electronic
Chapter 9, Problem 9.1.56(choose chapter or problem)
The percentage, P, of U.S. voters who use electronic voting systems, such as optical scans, in national elections can be modeled by the formula P 3.1x 25.8, where x is the number of years after 1994. In which years were more than 63% of U.S. voters using electronic systems?
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