In two or more complete sentences explain how you would set up and solve the following equation: peter opened his account with $910 and withdrew $40 per week. marla opened her account with $470 and withdrew $20 weekly. in how many weeks will their accounts be equal?

Guests at an amusement park must be at least 54 inches tall to be able to ride the roller coaster. which graph represents the set of heights that satisfy this requirement?

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2