A system of three linear equations in three variables is consistent and independent. How many solutions to the system exist?

A. None
B. one
C. three
D. infinitely many

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

Madeline takes her family on a boat ride. going through york canal, she drives 6 miles in 10 minutes. later on as she crosses stover lake, she drives 30 minutes at the same average speed. which statement about the distances is true?

Which term describes the point where the perpendicular bisectors of the three sides of a triangle intersect?