Question

In a Northwest Washington County, the speeding fines are determined by the formula: F(s) = 14(s - 30) + 35 where F(s) is the cost, in dollars, of the fine if a person is caught driving at a speed of s miles per hour. If a fine comes to $357, how fast in mph was the person speeding?

          In a Northwest Washington County, the speeding fines are determined by the formula:
F(s) = 14(s - 30) + 35
where F(s) is the cost, in dollars, of the fine if a person is caught driving at a speed of s miles per hour.
If a fine comes to $357, how fast in mph was the person speeding?

In a Northwest Washington County, the speeding fines are determined by the formula:
F(s) = 14(s - 30) + 35
where F(s) is the cost, in dollars, of the fine if a person is caught driving at a speed of s miles per hour.
If a fine comes to 357, how fast in mph was the person speeding?

Added by Abigail C.

Calculus: Early Transcendentals

James Stewart 8th Edition

Instant Answer

Solved by Expert Vishal Parmar

06/12/2022

Step 1

Step 1: Given the formula F(s) = 14(8 + s) + 35 where F(s) is the cost of the fine in dollars and s is the speed in mph. Show more…

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In a Northwest Washington County, the speeding fines are determined by the formula: F(s) = 14(s - 30) + 35 where F(s) is the cost, in dollars, of the fine if a person is caught driving at a speed of s miles per hour. If a fine comes to $357, how fast in mph was the person speeding?