Find the mean of the numbers
1, -3, -10
-15, 4, -22
-7.5, 3, -6.5

How do you find the area of this triangle.

Every time you drive you will experience a combination of driving conditions and environments.

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?