Complex numbers are written in the form a + bi. What does i represent?

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

Solve the system of equations. y=3x-1 and y=-2x+9. show work

In triangle abc, w is the centroid and be = 9. find bw. a. 3 b. 6 c. 9 d. 18