If f(x) = 5x - 2, what is f(x - 1)?
a. 5x - 2
b. 5x - 3
c. 5x + 1
d. 5x - 7

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

Tan198=asin164=? how to solve this? ?