Graph the system of inequalities. Then use your graph to identify the point that represents a solution to the system.

3x – 4y > 0
x – 5y > 0

(6, 2)

(0, 0)

(–4, –2)

(6, 0)

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.