What constant do you need to add to each of the following quadratic equations to complete the square?

Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

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.

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents