Please help anybody hm

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.

Using two or more complete sentences, describe how you can find a vector parallel to b=-2,3

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)