Number of drinks per week (12 ounce serving = 1 drink consumed)

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.

Will mark name all segments skew to bc