A bag holds seven red marbles and three blue marbles. If Jill reaches into the bag and pulls out one marble, what is the probability that the marble will be red?

Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.

Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?

What are the solutions of the equation x4 – 5x2 – 14 = 0? use factoring to solve. someone !