Write the following list of events as an expression and then simplify. $57 earned, $34 spent, $58 earned, $72 earned. initial expression? and simplified expression?

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.

What describes horizontal cross section of the right rectangle 6m 8m 5m

Given: pqrs is a parallelogram prove: pr and qs bisect each other at t