Two rectangles are similar. If the height of the first rectangle is 3 inches, and the height of the second recangle is 9 inches, by what factor was the first rectangle changed?

Asystem of linear equations contains two equations with the same slope. select all of the correct statements. i a. the system may have two solutions. - b. the system may have infinitely many solutions. c. the system may have one solution. o d. the system may have no solution. submit