In Exercises 8388, if necessary, refer to the formulas on the inside coversIf the
Chapter 5, Problem 87(choose chapter or problem)
In Exercises 8388, if necessary, refer to the formulas on the inside coversIf the distance traveled is 5x 3 - 6x2 + 3x + 142 miles and the rate is x + 1 mph,write an expression, in hours, for the time traveled.
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