Which numbers represent the solutions to the inequality below? Check all that apply.

The table represents a linear function. what is the slope of the function? –6 –4 4 6

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?  

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?