76ers sold 422 tickets for a fundraiser at Wells Fargo. Some tickets are for kids under 18 and cost $2, while the rest are adult tickets that cost $4. If the total value of all tickets sold was $1,248, how many of each type of ticket was sold?

Hello i need some with trigonometric substitutions. [tex]\int\limits^a_b {x} \, dx[/tex]

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9