What slope Line
pass through( 14, 4)( 21, 6 )

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.

What are two numbers that have a sum of 15?

What is a correct first step in solving the inequality-4(3-5x)> -6x+9