To rent a banquet hall the cost is $250. There is also a fee per person of $10. 1. What is the slope (m)

2. What is the y-intercept

3. What is the equation (y=mx+b)

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.