Brittany walked 8,910 feet in 45 minutes. She walked at a constant rate. At what rate did Brittany walk in feet per minute?

198 feet per minute

Step-by-step explanation:

8910 feet ÷ 45 minutes = 198 feet per minute

198 feet per minute.

Step-by-step explanation:

To solve this, you divide the number of feet she walked by the number of minutes. This will give you the number of feet she walked in 1 minute.

8,910/45 = 198.

7n + 21 = 56

Step-by-step explanation:

distribute 7 across n and 3 to get 7n and 21. hope that helps