What is an equation of a line, in point-slope form, that passes through (1, −7) and has a slope of −2/3? y+7=23(x+1) y−7=−23(x+1) y+7=−23(x−1) y−7=23(x−1)

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.

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 is the solution for 6 - 7/8? explain the steps.