What is another way to summarize the outcome of this proof? A. parallel lines have the same slope
B. lines with the same slope cannot represent the same line
C. parallel lines cannot have the same slope
D. lines with the same slope are the same ​

What is the least common multiple of 6 and 17?

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi, r^3 , where r is the sphere’s radius.