Megan had three math problems to complete she spent about 7 minutes on each problem and then 9 minutes checking her answers how many minutes did she spend total

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?  

Equation for the calculation double 2 and then add 5

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9