Tristan wants to ride the Ferris wheel, the roller coaster, and the log ride. The Ferris wheel costs 4 tickets, the roller coaster costs 6 tickets and the log ride costs 6 tickets. Tristan has 7 tickets. How many more tickets should Tristan buy?

Erin wants to ride the Ferris wheel, the roller coaster, and the log ride. The Ferris wheel costs 6 tickets, the roller coaster costs 3 tickets and the log ride costs 7 tickets. Erin has 8 tickets. How many more tickets should Erin buy?

Tammy wants to ride the bumper cars 5 times and the Ferris wheel 4 times. It costs 4 tickets to ride the bumper cars and 3 tickets to ride the Ferris wheel. How many tickets does Tammy need?

Write a system of equations to describe the situation below, solve using elimination, and fill in the blanks.Isaac loves riding Ferris wheels and roller coasters. While visiting the Washington County Fair, he first went on the Ferris wheel 1 time and the roller coaster 2 times, using a total of 15 tickets. Then, after taking a break and having a snack, Isaac went on the Ferris wheel 3 times and the roller coaster 3 times, using a total of 27 tickets. How many tickets does it take to ride each attraction?It takes tickets to ride the Ferris wheel, and tickets to ride the roller coaster.

Kathleen wants to buy a jump rope that costs $4, a board game that costs $7, and a playground ball that costs $9. She has saved $10 from her allowance, and her uncle gave her $3. How much more money does Kathleen need to buy the jump rope, the game, and the ball?

Rebecca bought 6 cartons of ice cream and 4 cartons of yoghurt. Each carton of ice cream cost $7 and each carton of yoghurt cost $1. How much more did Rebecca spend on ice cream than on yoghurt?