1. write an algebraic phrase for this verbal expression.

4 less than five times a number

2. -3.2 + (-4.6) + 5.4 = ? ?

Solve the equation 3x2 + 19x + 9 = 0 to the nearest tenth.

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.

Place the following steps in order to complete the square and solve the quadratic equation,