Juan must purchase car insurance. He needs to earn at least $50.00 a week to cover the payments. The most he can work each week is 8 hours because of football practice. Juan can earn $10.00 per
hour mowing yards and $12.00 per hour washing cars.
- interpret the graph and identify two different solutions
- how was the graph created from the system of inequalities?

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Kayla has a $500 budget for the school party.she paid $150 for the decorations.food will cost $5.50 per student. what inequality represents the number of students,s, that can attend the party?

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).