How many solutions does the following equattion have?
-3d +6=10

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

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.

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r