How do you write 9.94 as a percentage?

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.

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

It says factor each expression 49x-28?