In 1990 a person is 15 years old. in 1995 the same person is 10 years old. how is this possible?

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

Select the number of ways in which a line and a circle can intersect