In a Northwest Washington County, speeding fines are determined by the formula: F
=
13
(
s
−
65
)
+
60

where
F
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 $255, how fast was the person speeding?

Ineed to learn how to solve this problem

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x