Anyone know thisss ??

5x + 2 = 12 solve the following equation. then place the correct number in the box provided.

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?  

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.