Joe sold tickets for a local concert. Student tickets cost $4 and adult tickets cost $6 each. If 400 tickets were sold for a total of $1900, how many of each type of ticket were sold?

The dance committee of pine bluff middle school earns $72 from a bake sale and will earn $4 for each ticket they sell to the spring fling dance. the dance will cost $400 write an inequality to determine the number, t of tickets the committee could sell to have money left over after they pay for this year's dance. what is the solution set of the inequality?