−3(n + 4) = 15 What is the n?

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

What situation is an example of an observational study

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?