Over 4 days, Krista deposited $45 into her bank account, transferred $30 1 point to a friend, deposited $59, and withdrew $18. What was the mean change
per day to Krista's account in dollars during that week? *

What are the solutions of the following system? y=-2x^2 y=x-2

I’m not good at math can i have ? ?

There are 40 girls and 32 boys who want to participate in 6th grade intramurals. if each team must have the same number of girls and the same number of boys, what is the greatest number of teams that can participate in intramurals? how many girls and boys will be on each team?