Which equation best describes the graph of the line that has a slope -1/3 and passes through point (3,-9)?
-9y = 3x - 1/3
-1/3y = 3x - 9
y = -1/3x - 8
y= -1/3x + 10

Create a real-life situation and create a system and show how it might be modeled algebraically with a system of equations (or inequalities) show all work include a few sentences explaining the situation, your variables of choice and what each represents, and how you would set it up and solve it algebraically. !

Which graph represents the solution of the inequality?

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.