What is the measure of arc YZ?

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

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.

Solve 3x-18=2y and 5x-6y=6 by elimination show work