What is the solution of the system of equations? Explain. y= 1x +4 2y +4= x O A. Infinitely many; the lines are the same. 0 B. There is no solution; the lines are parallel. 0 C. There is no solution; the lines are perpendicular. ; the lines intersect at this points.
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.