125 m by 80m in hectares

If jm equals 5x -8 and lm equals 2x -6 which expression represents jl

Which point is on the line y=-2+3? (-2,-1) (3,3) (3,-3) (-3,-9)

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?