HELPPP ITS MY LAST ONEREEEFNXNDNZN!!

Solve the system of equations. y= 2x y= x^2 - 15

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?